Jacques Busset vintage steel lady frame 54.5cm side profile
  • Jacques Busset vintage steel lady frame 54.5cm side profile
  • Jacques Busset steel frame lug details and headtube
  • Rear dropouts spacing measurement of 121.4 mm
  • Bottom bracket shell with BFFF threading detail
  • Seatstay cluster and seatpost clamp area
  • Fork crown and steerer tube closeup
  • Top tube and step-through lug work
  • Down tube decal and branding detail
  • Jacques Busset frame weight verification on scale
  • Bottom bracket guide and serial markings
  • Rear triangle alignment and chainstays
  • Seat tube length measurement view
  • Front fork dropouts close-up view
  • Headtube cup interfaces detail
  • Rear brake bridge mounting point
  • Drive side chainstay paint condition view
  • Non-drive side rear dropout and eyelet
  • Top view of step-through dual tubes
  • Fork steerer tube threads detail
  • Headtube lugs craftsmanship details
  • Seat tube collar diameter check
  • Overall frame alignment geometry view
  • Jacques Busset builder signature details
  • Complete frameset layout on neutral background

Jacques Busset vintage steel step-through bicycle frame 54.5cm 3120g 121.4

This vintage Jacques Busset steel lady frame features a 54.5cm seat tube, weighing 3120g with a 121.4 mm rear spacing and BFFF threads. Classic French engineering. Photos are part of the description.
€249.00
VAT included
Quantity
Last items in stock
1 Item

Description

This original Jacques Busset vintage steel lady frame represents classic French artisanal craftsmanship. It is configured with a 54.5cm seat tube, a total weight of 3120g, and a rear spacing of 121.4 mm, utilizing traditional BFFF (French) bottom bracket threading. Highly suitable for classic town builds or custom vintage bicycle restorations.

Artisanal Steel Construction Details

Built by hand, this frameset offers the structural stiffness and compliant ride quality characteristic of premium French steel tubing from its era. The elegant step-through geometry provides a unique aesthetic for historical builds. It features integrated eyelets for mudguards and racks. For a similar custom build, consider matching this with a Jacques Busset Vitus 980 Frame or explore our Liberia 650B Lady Frame for alternative geometries.

Technical Specifications

  • Frame Type: Lady Frame (Step-Through)
  • Size: 54 cm (Seat tube: 54.5cm)
  • Weight: 3120 g
  • Rear Spacing: 121.4 mm
  • Thread Type: BFFF (French Standard)

Condition and Preservation Notes

As a pre-owned vintage item, this frame presents typical signs of age, including superficial paint chips, light scuffs, and minor oxidization spots consistent with long-term storage. There are no structural cracks or alignment failures. The original decals and paint have been preserved to maintain historical integrity. Please note that the photos are part of the description.


FAQ

What is the bottom bracket threading on this frame?

This Jacques Busset frame uses French BFFF threading, standard on classic French hand-built bicycles.

What is the actual weight of the frameset?

The frameset weighs exactly 3120g, which includes the frame and fork assembly.

What is the rear hub spacing for this model?

The rear spacing is 121.4 mm, designed for traditional 5-speed or 6-speed vintage hub configurations.

Product Details
1 Item
Used

Data sheet

Size
54
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