The Scorpion Bonum is in Hetchins' 1988 catalogue, shown as a Deluxe Special and listed as a standard frame. The brochure dated to about 1993 describes it as the model with a straight rear triangle.
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
- Straight rear trianglec.1993 (archive estimate) — Ebykr catalogue archive, pp.3–4, 8
Catalogue appearances
| Year | Name as printed · model no. | Details | Source |
|---|---|---|---|
| 1988 | Scorpion Bonum Deluxe Special | Shown as the Scorpion Bonum Deluxe Special (price on application); the standard frame is listed, its price including a two-colour finish and lug lining. | Ebykr catalogue archive, pp.2, 5 |
| Undated | SCORPION BONUM | Straight rear triangle. (c.1993 (archive estimate)) | Ebykr catalogue archive, pp.3–4, 8 |
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.