The Colstar is in the 1977 Claud Butler brochure, a hand-brazed Reynolds 531 frame with Campagnolo Nuovo Record and Universal 68 brakes.
Known components
Listed exactly as our confirmed sources give them, with the year and source for each. A part listed for one year or version may not apply to every bike, so check against yours.
Frame and fork
- Hand-brazed Reynolds 5311977 — Ebykr catalogue archive, p.3
Gears and drivetrain
- Campagnolo Nuovo Record1977 — Ebykr catalogue archive, p.3
Brakes
- Universal 68 brakes1977 — Ebykr catalogue archive, p.3
Catalogue appearances
| Year | Name as printed · model no. | Details | Source |
|---|---|---|---|
| 1977 | Colstar | Hand-brazed Reynolds 531; Campagnolo Nuovo Record; Universal 68 brakes. | Ebykr catalogue archive, p.3 |
Specs are as printed in the catalogue. Years are when the model appears in a source, not exact production dates.
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Sources
Last updated 19 October 2026. Every fact on this page comes from one of these.