Geometry ?
Kellys URC 2021 geometry in sizes M–L: stack 540–567 mm, reach 403–414 mm, head angle 72–73°.
| M | L | |
|---|---|---|
| Stack | 540 mm | 567 mm |
| Reach | 403 mm | 414 mm |
| Head angle | 72° | 73° |
| Seat angle | 73.5° | 73° |
| Seat tube (c-t) | 520 mm | 565 mm |
| Head tube | 140 mm | 165 mm |
| Top tube (effective) | 563 mm | 588 mm |
| BB drop | 70 mm | 70 mm |
| Chainstay | 405 mm | 405 mm |
| Wheelbase | 1000 mm | 1010 mm |
| Fork offset | 43 mm | 43 mm |
| Stock build by size | ||
| Cranks | 172.5 mm | 175 mm |
| Stem | 100 mm | 110 mm |
| Bar width | 420 mm | 440 mm |
Source: kellysbike.com, checked 1 Nov 2026 · bar position: worked out from published data
Stock build
URC 50
- Groupset
- Shimano 105 R7000 2×11 (52-36, 11-32), hydraulic disc RS505
- Shifters
- Shimano ST-RS505
- Cranks
- SHIMANO 105 R7000 52×36T
- Stem
- RITCHEY Comp 4-Axis 84°
- Handlebar
- RITCHEY Comp Logic II
- Seatpost
- RITCHEY Comp 2-Bolt 30.9
- Saddle
- fi'zi:k Antares R7
Source: kellysbike.com, checked 1 Nov 2026
Frames with similar geometry
Stack and reach within 12 mm of size M (stack 540 / reach 403 mm).
Factor One (2026)size 54 · stack 542 / reach 404 mmOrigine Fraxion X (2026)size L · stack 540 / reach 400 mmDrag Celerra DB G2 (2026)size L · stack 538 / reach 400 mmStorck Aerfast.4 (2026)size L · stack 538 / reach 400 mmStorck Aerfast.5 (2026)size L · stack 538 / reach 400 mmTrifox R241TA (2026)size 46 · stack 543 / reach 400 mm
Stack and reach within 12 mm of size L (stack 567 / reach 414 mm).
Winspace T1600 Ultra (2026)size XL · stack 566 / reach 413 mmEddy Merckx 525R (2026)size M · stack 569 / reach 413 mmBisan Reload Disc (2026)size 58 cm · stack 569 / reach 412 mmBisan Reload Rim (2026)size 58 cm · stack 569 / reach 412 mmFactor One (2026)size 56 · stack 565 / reach 412 mmRidley Noah (2026)size M · stack 570 / reach 412 mm
Spotted a mistake or a missing build? Let me know.