Tube adapter STL file ⌀ 103–90 mm (Length: 150 mm) 📦#1767
    
      Generation date: 2025-09-13    
    
  
  
          
            3D model download
Free- inline-tube-adapter-lenA70mm-d_model1767-nb0_dd{id}.stl : 1.5 Mo
 
        
          STL
        
      
      
          Mesh quality :
      
                        
            
            
            0.05          
        
                  
            
            
            0.05          
        
      
      
          
          (attribution - commercial use allowed)
          
          
                  
            
            Safe download          
          
        Values for this model
      This model was generated by the Inline tube adapter template, with the following values:   
  | Parameter | Value | |
|---|---|---|
| #1 | side A length | 70 mm | 
| #2 | side A outer diameter | 103 mm | 
| #3 | side A thickness | 3 mm | 
| #4 | side B length | 50 mm | 
| #5 | side B outer diameter | 90 mm | 
| #6 | side B thickness | 3 mm | 
| #7 | transition length | 30 mm | 
| #8 | axis offset | 0 mm | 
| #9 | ends fillet | no fillet | 
| Metadata | Value | 
|---|---|
| inner diameter (side A) | 97 mm | 
| inner diameter (side B) | 84 mm | 
| total length | 150 mm | 
    
    
      Representation of the parameters    
  Labels are used in the naming of the downloaded 3D files.
| Parameter | Label | 
|---|---|
| #1 side A length | lenA | 
| #2 side A outer diameter | diA | 
| #3 side A thickness | thA | 
| #4 side B length | lenB | 
| #5 side B outer diameter | diB | 
| #6 side B thickness | thB | 
| #7 transition length | tra | 
| #8 axis offset | ofs | 
| #9 ends fillet | fil | 
Related 3D models
To search for a model based on your own parameters, go to the template page Inline tube adapter
Tube adapter STL file ⌀ 102–90 mm (Length: 150 mm) (📦 #1768)
1 object(s) - format STL
                    
                        Diameter adapter ⌀102 mm to ⌀90 mm in STL 3D format. Length of this sleeve is 150 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 70 mm, the smaller one of 50 mm. The ends have no fillet.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 70 | mm | 
| side A outer diameter | 102 | mm | 
| side A thickness | 2 | mm | 
| side B length | 50 | mm | 
| side B outer diameter | 90 | mm | 
| side B thickness | 2 | mm | 
| transition length | 30 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL file ⌀ 116–100 mm (Length: 113 mm) (📦 #1868)
1 object(s) - format STL
                    
                        Tube adapter ⌀116 mm to ⌀100 mm in STL 3D format. Length of this junction is 113 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 50 mm as well. The ends are not rounded.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 50 | mm | 
| side A outer diameter | 116 | mm | 
| side A thickness | 3 | mm | 
| side B length | 50 | mm | 
| side B outer diameter | 100 | mm | 
| side B thickness | 3 | mm | 
| transition length | 13 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL file ⌀ 85–65 mm (Length: 111 mm) (📦 #1690)
1 object(s) - format STL
                    
                        Inline sleeve ⌀85 mm to ⌀65 mm in STL 3D format. Total length of this reducer is 111 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 45 mm, the smaller one of 45 mm as well. The ends have no fillet.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 45 | mm | 
| side A outer diameter | 85 | mm | 
| side A thickness | 3 | mm | 
| side B length | 45 | mm | 
| side B outer diameter | 65 | mm | 
| side B thickness | 3 | mm | 
| transition length | 21 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL file ⌀ 104–90 mm (Length: 180 mm) (📦 #1766)
1 object(s) - format STL
                    
                        Straight tube connector ⌀104 mm to ⌀90 mm in STL format. Length of this reducer is 180 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 80 mm, the smaller one of 70 mm. The ends have no fillet.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 80 | mm | 
| side A outer diameter | 104 | mm | 
| side A thickness | 4 | mm | 
| side B length | 70 | mm | 
| side B outer diameter | 90 | mm | 
| side B thickness | 4 | mm | 
| transition length | 30 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL 3D file ⌀ 150–96 mm (Length: 150 mm) (📦 #1468)
1 object(s) - format STL
                    
                        Straight sleeve ⌀150 mm to ⌀96 mm in STL format. Length of this junction is 150 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 50 mm as well. The ends have no fillet.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 50 | mm | 
| side A outer diameter | 150 | mm | 
| side A thickness | 3 | mm | 
| side B length | 50 | mm | 
| side B outer diameter | 96 | mm | 
| side B thickness | 3 | mm | 
| transition length | 50 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL 3D file ⌀ 86–81 mm (Length: 111 mm) (📦 #1215)
1 object(s) - format STL  (5.0/5) 1 vote(s)
                    
                        Inline tube coupler ⌀86 mm to ⌀81 mm in STL format. Total length of this reducer is 111 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 46 mm, the smaller one of 45 mm. The ends are rounded on the outside to make tube connection easier.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 46 | mm | 
| side A outer diameter | 86 | mm | 
| side A thickness | 3 | mm | 
| side B length | 45 | mm | 
| side B outer diameter | 81 | mm | 
| side B thickness | 3 | mm | 
| transition length | 20 | mm | 
| axis offset | 0 | mm | 
| ends fillet | fillet on th... | 
Tube adapter STL 3D file ⌀ 110–100 mm (Length: 125 mm) (📦 #1803)
1 object(s) - format STL
                    
                        Straight tube connector ⌀110 mm to ⌀100 mm in STL format. Total length of this coupler is 125 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 70 mm. The ends are not rounded.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 50 | mm | 
| side A outer diameter | 110 | mm | 
| side A thickness | 3 | mm | 
| side B length | 70 | mm | 
| side B outer diameter | 100 | mm | 
| side B thickness | 3 | mm | 
| transition length | 5 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL 3D file ⌀ 80–75 mm (Length: 111 mm) (📦 #1214)
1 object(s) - format STL
                    
                        Tube adapter ⌀80 mm to ⌀75 mm in STL format. Length of this coupler is 111 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 46 mm, the smaller one of 45 mm. The ends feature an external fillet to make tube connection easier.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 46 | mm | 
| side A outer diameter | 80 | mm | 
| side A thickness | 3 | mm | 
| side B length | 45 | mm | 
| side B outer diameter | 75 | mm | 
| side B thickness | 3 | mm | 
| transition length | 20 | mm | 
| axis offset | 0 | mm | 
| ends fillet | fillet on th... | 
Tube adapter STL file ⌀ 80–75 mm (Length: 115 mm) (📦 #1213)
1 object(s) - format STL
                    
                        Straight tube fitting ⌀80 mm to ⌀75 mm in STL 3D format. Final length of this reducer is 115 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 50 mm as well. The two axes of the tubes are off-center by 2.4 mm. The ends are not rounded.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 50 | mm | 
| side A outer diameter | 80 | mm | 
| side A thickness | 2 | mm | 
| side B length | 50 | mm | 
| side B outer diameter | 75 | mm | 
| side B thickness | 2 | mm | 
| transition length | 15 | mm | 
| axis offset | 2.4 | mm | 
| ends fillet | no fillet | 
Tube adapter STL file ⌀ 80–75 mm (Length: 111 mm) (📦 #1218)
1 object(s) - format STL
                    
                        Diameter adapter ⌀80 mm to ⌀75 mm in STL 3D format. Final length of this connector is 111 mm. The thickness of the tubes is identical: 2.5 mm. The larger-diameter tube has a sleeve length of 46 mm, the smaller one of 45 mm. The two axes of the tubes are off-center by 2.4 mm. The ends have a fillet on the outside to facilitate the connection of the two tubes.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 46 | mm | 
| side A outer diameter | 80 | mm | 
| side A thickness | 2.5 | mm | 
| side B length | 45 | mm | 
| side B outer diameter | 75 | mm | 
| side B thickness | 2.5 | mm | 
| transition length | 20 | mm | 
| axis offset | 2.4 | mm | 
| ends fillet | fillet on th... | 
Tube adapter STL file ⌀ 77–57 mm (Length: 125 mm) (📦 #2313)
1 object(s) - format STL
                    
                        Inline tube junction ⌀77 mm to ⌀57 mm in STL format. Length of this fitting is 125 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 50 mm as well. The ends have no fillet.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 50 | mm | 
| side A outer diameter | 77 | mm | 
| side A thickness | 2 | mm | 
| side B length | 50 | mm | 
| side B outer diameter | 57 | mm | 
| side B thickness | 2 | mm | 
| transition length | 25 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL 3D file ⌀ 122–78 mm (Length: 105 mm) (📦 #2459)
1 object(s) - format STL
                    
                        Inline tube reducer ⌀122 mm to ⌀78 mm in STL format. Final length of this fitting is 105 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 40 mm as well. The ends are raw.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 40 | mm | 
| side A outer diameter | 122 | mm | 
| side A thickness | 2 | mm | 
| side B length | 40 | mm | 
| side B outer diameter | 78 | mm | 
| side B thickness | 2 | mm | 
| transition length | 25 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL file ⌀ 127–78 mm (Length: 105 mm) (📦 #2460)
1 object(s) - format STL
                    
                        Tube adapter ⌀127 mm to ⌀78 mm in STL 3D format. Total length of this junction is 105 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 40 mm, the smaller one of 40 mm as well. The ends are raw.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 40 | mm | 
| side A outer diameter | 127 | mm | 
| side A thickness | 2 | mm | 
| side B length | 40 | mm | 
| side B outer diameter | 78 | mm | 
| side B thickness | 2 | mm | 
| transition length | 25 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL file ⌀ 80–75 mm (Length: 101 mm) (📦 #1219)
1 object(s) - format STL
                    
                        Straight tube adapter ⌀80 mm to ⌀75 mm in STL 3D format. Final length of this reducer is 101 mm. The thickness of the tubes is identical: 2.5 mm. The larger-diameter tube has a length of 46 mm, the smaller one of 45 mm. The axes of the tubes are off-center by 2.4 mm. The ends are rounded on the outside to facilitate the connection of the two tubes.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 46 | mm | 
| side A outer diameter | 80 | mm | 
| side A thickness | 2.5 | mm | 
| side B length | 45 | mm | 
| side B outer diameter | 75 | mm | 
| side B thickness | 2.5 | mm | 
| transition length | 10 | mm | 
| axis offset | 2.4 | mm | 
| ends fillet | fillet on th... | 
Tube adapter STL file ⌀ 80–75 mm (Length: 100 mm) (📦 #1220)
1 object(s) - format STL
                    
                        Inline tube coupler ⌀80 mm to ⌀75 mm in STL format. Total length of this adapter is 100 mm. The thickness of the tubes is identical: 2.5 mm. The larger-diameter tube has a sleeve length of 45 mm, the smaller one of 45 mm as well. The axes of the tubes are offset by 2.4 mm. The ends have a fillet on the outside to make tube connection easier.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 45 | mm | 
| side A outer diameter | 80 | mm | 
| side A thickness | 2.5 | mm | 
| side B length | 45 | mm | 
| side B outer diameter | 75 | mm | 
| side B thickness | 2.5 | mm | 
| transition length | 10 | mm | 
| axis offset | 2.4 | mm | 
| ends fillet | fillet on th... | 
Tube adapter STL 3D file ⌀ 80–66 mm (Length: 120 mm) (📦 #1998)
1 object(s) - format STL
                    
                        Inline tube reducer ⌀80 mm to ⌀66 mm in STL 3D format. Final length of this sleeve is 120 mm. The larger-diameter tube has a thickness of 3 mm and a length of 40 mm. The smaller-diameter tube has a thickness of 2.5 mm and a length of 30 mm. The ends have no fillet.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 40 | mm | 
| side A outer diameter | 80 | mm | 
| side A thickness | 3 | mm | 
| side B length | 30 | mm | 
| side B outer diameter | 66 | mm | 
| side B thickness | 2.5 | mm | 
| transition length | 50 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL 3D file ⌀ 159–117 mm (Length: 105 mm) (📦 #2291)
1 object(s) - format STL
                    
                        Straight sleeve ⌀159 mm to ⌀117 mm in STL format. Total length of this sleeve is 105 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 50 mm as well. The ends have no fillet.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 50 | mm | 
| side A outer diameter | 159 | mm | 
| side A thickness | 3 | mm | 
| side B length | 50 | mm | 
| side B outer diameter | 117 | mm | 
| side B thickness | 3 | mm | 
| transition length | 5 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL 3D file ⌀ 116–100 mm (Length: 90 mm) (📦 #2153)
1 object(s) - format STL
                    
                        Straight tube fitting ⌀116 mm to ⌀100 mm in STL format. Final length of this reducer is 90 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 30 mm, the smaller one of 30 mm as well. The ends are not rounded.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 30 | mm | 
| side A outer diameter | 116 | mm | 
| side A thickness | 3 | mm | 
| side B length | 30 | mm | 
| side B outer diameter | 100 | mm | 
| side B thickness | 3 | mm | 
| transition length | 30 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL file ⌀ 64–32 mm (Length: 166 mm) (📦 #2979)
1 object(s) - format STL
                    
                        Inline tubing adapter ⌀64 mm to ⌀32 mm in STL 3D format. Total length of this junction is 166 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 80 mm, the smaller one of 60 mm. The ends are raw.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 80 | mm | 
| side A outer diameter | 64 | mm | 
| side A thickness | 3 | mm | 
| side B length | 60 | mm | 
| side B outer diameter | 32 | mm | 
| side B thickness | 3 | mm | 
| transition length | 26 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL file ⌀ 125–124 mm (Length: 125 mm) (📦 #2478)
1 object(s) - format STL
                    
                        Straight tube connector ⌀125 mm to ⌀124 mm in STL 3D format. Final length of this connector is 125 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 60 mm, the smaller one of 60 mm as well. The ends have no fillet.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 60 | mm | 
| side A outer diameter | 125 | mm | 
| side A thickness | 2 | mm | 
| side B length | 60 | mm | 
| side B outer diameter | 124 | mm | 
| side B thickness | 2 | mm | 
| transition length | 5 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL 3D file ⌀ 106–70 mm (Length: 90 mm) (📦 #2795)
1 object(s) - format STL
                    
                        Straight tube coupler ⌀106 mm to ⌀70 mm in STL 3D format. Total length of this sleeve is 90 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 30 mm as well. The ends have no fillet.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 30 | mm | 
| side A outer diameter | 106 | mm | 
| side A thickness | 3 | mm | 
| side B length | 30 | mm | 
| side B outer diameter | 70 | mm | 
| side B thickness | 3 | mm | 
| transition length | 30 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tubing adapter STL file ⌀ 97–70 mm (Length: 90 mm) (📦 #2797)
1 object(s) - format STL
                    
                        Tubing adapter ⌀97 mm to ⌀70 mm in STL 3D format. Total length of this coupler is 90 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 30 mm, the smaller one of 30 mm as well. The ends are not rounded.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 30 | mm | 
| side A outer diameter | 97 | mm | 
| side A thickness | 3 | mm | 
| side B length | 30 | mm | 
| side B outer diameter | 70 | mm | 
| side B thickness | 3 | mm | 
| transition length | 30 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL 3D file ⌀ 105–101 mm (Length: 95 mm) (📦 #2917)
1 object(s) - format STL
                    
                        Inline fitting ⌀105 mm to ⌀101 mm in STL format. Final length of this coupler is 95 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 35 mm, the smaller one of 35 mm as well. The ends are not rounded.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 35 | mm | 
| side A outer diameter | 105 | mm | 
| side A thickness | 2 | mm | 
| side B length | 35 | mm | 
| side B outer diameter | 101 | mm | 
| side B thickness | 2 | mm | 
| transition length | 25 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL 3D file ⌀ 97–65 mm (Length: 90 mm) (📦 #2804)
1 object(s) - format STL
                    
                        Diameter adapter ⌀97 mm to ⌀65 mm in STL format. Final length of this junction is 90 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 30 mm as well. The ends are not rounded.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 30 | mm | 
| side A outer diameter | 97 | mm | 
| side A thickness | 3 | mm | 
| side B length | 30 | mm | 
| side B outer diameter | 65 | mm | 
| side B thickness | 3 | mm | 
| transition length | 30 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL file ⌀ 77–50 mm (Length: 125 mm) (📦 #1555)
1 object(s) - format STL
                    
                        Tube connector ⌀77 mm to ⌀50 mm in STL format. Total length of this fitting is 125 mm. The thickness of the tubes is identical: 2.5 mm. The larger-diameter tube has a sleeve length of 45 mm, the smaller one of 40 mm. The ends are rounded on the outside to make tube connection easier.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 45 | mm | 
| side A outer diameter | 77 | mm | 
| side A thickness | 2.5 | mm | 
| side B length | 40 | mm | 
| side B outer diameter | 50 | mm | 
| side B thickness | 2.5 | mm | 
| transition length | 40 | mm | 
| axis offset | 0 | mm | 
| ends fillet | fillet on th... | 
Tube adapter STL 3D file ⌀ 77–50 mm (Length: 125 mm) (📦 #1556)
1 object(s) - format STL
                    
                        Inline tube adapter ⌀77 mm to ⌀50 mm in STL 3D format. Length of this sleeve is 125 mm. The thickness of the tubes is identical: 2.5 mm. The larger-diameter tube has a sleeve length of 45 mm, the smaller one of 40 mm. The two axes of the tubes are offset by 1 mm. The ends have a fillet on the outside.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 45 | mm | 
| side A outer diameter | 77 | mm | 
| side A thickness | 2.5 | mm | 
| side B length | 40 | mm | 
| side B outer diameter | 50 | mm | 
| side B thickness | 2.5 | mm | 
| transition length | 40 | mm | 
| axis offset | 1 | mm | 
| ends fillet | fillet on th... | 
Tube adapter STL 3D file ⌀ 127–78 mm (Length: 85 mm) (📦 #2461)
1 object(s) - format STL
                    
                        Inline tube coupler ⌀127 mm to ⌀78 mm in STL 3D format. Total length of this junction is 85 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 40 mm, the smaller one of 40 mm as well. The ends are raw.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 40 | mm | 
| side A outer diameter | 127 | mm | 
| side A thickness | 2 | mm | 
| side B length | 40 | mm | 
| side B outer diameter | 78 | mm | 
| side B thickness | 2 | mm | 
| transition length | 5 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL 3D file ⌀ 56–50 mm (Length: 120 mm) (📦 #1493)
1 object(s) - format STL  (5.0/5) 1 vote(s)
                    
                        Inline fitting ⌀56 mm to ⌀50 mm in STL format. Length of this adapter is 120 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 50 mm as well. The ends have no fillet.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 50 | mm | 
| side A outer diameter | 56 | mm | 
| side A thickness | 2 | mm | 
| side B length | 50 | mm | 
| side B outer diameter | 50 | mm | 
| side B thickness | 2 | mm | 
| transition length | 20 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet | 
Tube adapter STL 3D file ⌀ 80–70 mm (Length: 80 mm) (📦 #1166)
1 object(s) - format STL  (4.5/5) 2 vote(s)
                    
                        Straight tube adapter ⌀80 mm to ⌀70 mm in STL format. Total length of this fitting is 80 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 30 mm as well. The two axes of the tubes are off-center by 4.9 mm. The ends are not rounded.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 30 | mm | 
| side A outer diameter | 80 | mm | 
| side A thickness | 3 | mm | 
| side B length | 30 | mm | 
| side B outer diameter | 70 | mm | 
| side B thickness | 3 | mm | 
| transition length | 20 | mm | 
| axis offset | 4.9 | mm | 
| ends fillet | no fillet | 
Tube adapter STL 3D file ⌀ 115–100 mm (Length: 65 mm) (📦 #2152)
1 object(s) - format STL
                    
                        Inline tube adapter ⌀115 mm to ⌀100 mm in STL format. Total length of this sleeve is 65 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 30 mm, the smaller one of 30 mm as well. The ends have no fillet.
                    
                    
                    | Parameter | Value | Unit | 
|---|---|---|
| side A length | 30 | mm | 
| side A outer diameter | 115 | mm | 
| side A thickness | 3 | mm | 
| side B length | 30 | mm | 
| side B outer diameter | 100 | mm | 
| side B thickness | 3 | mm | 
| transition length | 5 | mm | 
| axis offset | 0 | mm | 
| ends fillet | no fillet |