This authentic mid-century French chassis offers an exceptionally rigid foundation for demanding vintage restoration projects. Built from premium high-alloy steel tubing, this lightweight vintage bike frame delivers the precise mechanical damping and responsiveness sought after by classic bicycle collectors. The craftsmanship of the hand-filed lugs and refined dropouts highlights the structural excellence of French artisan frame builders. Please note that the photos form part of the description to help you evaluate its original paintwork and patina.
Technical Specifications & Standards
Engineered to handle classic European road geometry, this frameset features a rear spacing of 122mm (BFFF) to accommodate vintage multi-speed hubs. Both the bottom bracket and the fork steerer adhere strictly to traditional French sizing standards, requiring period-correct components for assembly.
Technical Specifications
- Seat post (in mm): 26,2
- Size: 55
- Thread (bottom bracket): 35x100 "French"
- Thread (fork): 25X100
Restoration & Compatibilities
For custom vintage builds, this hand-crafted chassis pairs exceptionally well with classic French drivetrains and light alloy components. If you are comparing weights and tubing configurations for a larger size, you may want to evaluate the larger Mercier Reynolds 531 Frame 61x59cm or look at the craftsmanship of this J. Rocher Reynolds 453 Frame to find the ideal vintage balance for your project.
FAQ
What seatpost size is compatible with this vintage frameset?
This frame requires a seatpost with an exact outer diameter of 26.2 mm.
What are the threading specifications for the bottom bracket and fork?
The bottom bracket shell features a French 35x100 mm thread, and the fork steerer tube is threaded to the French 25x100 standard.
What is the rear dropout spacing measurement?
The rear hub spacing measures 122mm (BFFF), which is compatible with typical vintage 5-speed rear hubs.
