Double Tubular Adapters
The double tubular adapter connects the socket adapter with a foot pyramidal adapter or with a prosthetic knee joint.
- Connects the socket adapter to a foot pyramidal adapter or to a prosthetic knee joint
- Four lengths: 32, 47, 62 and 77 mm
- Three material options: aluminum alloy 7075, stainless steel, titanium
- Component weight from 85 g (aluminum, 32 mm) to 185 g (stainless steel, 77 mm)
- Maximum user weight 130 kg
- Tested according to ISO 10328
- Warranty 36 months

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Code 5.004.01.L32 |
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| Length | 32 mm | |
| Component Weight | 85 / 130 / 86 g | |
| Material | Aluminum Alloy 7075 /Stainless Steel/ Titanium | |
| Maximum User Weight | 130 Kg | |

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Code 5.004.01.L47 |
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| Length | 47 mm | |
| Component Weight | 102 / 148 / 98 g | |
| Material | Aluminum Alloy 7075 /Stainless Steel/Titanium | |
| Maximum User Weight | 130 Kg | |

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Code 5.004.01.L62 |
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| Length | 62 mm | |
| Component Weight | 112 / 167 / 110 g | |
| Material | Aluminum Alloy 7075 /Stainless Steel/Titanium | |
| Maximum User Weight | 130 Kg | |

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Code 5.004.01.L77 |
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| Length | 77 mm | |
| Component Weight | 120 / 185 / 120 g | |
| Material | Aluminum Alloy 7075 /Stainless Steel/Titanium | |
| Maximum User Weight | 130 Kg | |
Key specifications
| Device Category | Double tubular modular adapter |
| Material | Aluminum alloy 7075 / stainless steel / titanium |
| Component Weight | 85-120 g aluminum; 130-185 g stainless steel; 86-120 g titanium |
| Maximum User Weight | 130 kg |
| Tested to Standard | ISO 10328 |
| Warranty | 36 months |
| Product Codes | 5.004.01.L32, .L47, .L62, .L77 |
| Available Lengths | 32, 47, 62, 77 mm |
Ordering and technical support
Designed and manufactured in Italy by Roadrunnerfoot Engineering S.r.l. The full range is listed in the Roadrunnerfoot 2025 catalogue. Orthopedic technicians, clinics and international distributors can request technical data sheets, product codes, pricing and fitting support from our team.