Geometry ?
Cipollini RB1K The One Disc 2026 geometry in sizes S–M: stack 509–519 mm, reach 391–396 mm, head angle 72–72.5°.
| S | M | |
|---|---|---|
| Stack | 509 mm | 519 mm |
| Reach | 391 mm | 396 mm |
| Head angle | 72° | 72.5° |
| Seat angle | 74.5° | 74° |
| Seat tube (?) | 430 mm | 450 mm |
| Head tube | 106 mm | 115 mm |
| Top tube (effective) | 532 mm | 545 mm |
| BB drop | 71 mm | 71 mm |
| Chainstay | 410 mm | 410 mm |
| Fork length | 368 mm | 368 mm |
| Fork offset | 45 mm | 45 mm |
(?) by the seat tube length: the manufacturer doesn’t say whether it’s measured centre to centre (c-c) or centre to top (c-t).
Source: cdn.shopify.com, checked 12 Nov 2026 · bar position: worked out from published data
Stock build
I don’t have the build for each size yet.
Frames with similar geometry
Stack and reach within 12 mm of size S (stack 509 / reach 391 mm).
Ritchey Garden City (2026)size S · stack 509 / reach 391 mmDuratec Cool R14 (2026)size 50 · stack 506 / reach 391 mmPanasonic FRTD05 (2026)size 500 · stack 509 / reach 388 mmPanasonic FRTD11 (2026)size 500 · stack 509 / reach 388 mmIkuista Fluxi (2026)size XS · stack 511 / reach 388 mmScott Foil RC (2026)size XS/49 · stack 511 / reach 388 mm
Stack and reach within 12 mm of size M (stack 519 / reach 396 mm).
Bianchi Oltre RC / Pro / Comp (2027)size 55 · stack 520 / reach 397 mmDare Va Afo (2026)size S · stack 520 / reach 395 mmIkuista Vektori (2026)size M · stack 520 / reach 395 mmMosso 736TCA (2026)size 520mm · stack 520 / reach 395 mmDuratec Cool R14 (2026)size 52 · stack 517 / reach 395 mmPanasonic FRTD05 (2026)size 540 · stack 520 / reach 394 mm
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 4 values for this model’s stem and bars. Add them