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Purchase
Where to Buy
ProX Carbon Road Undulating Depth Disc Wheels C52DB Ratchet Freehub System
proxcarbon.com
$229.00
$229.00· proxcarbon.com
View DealsVariants
Variants
1520–1740 g| Configuration | Rim Depth | Internal Rim Width | External Rim Width | Tire Width min | Tire Width max | Weight | |
|---|---|---|---|---|---|---|---|
| URD26-450 | 50 mm | 19 mm | 25.5 mm | 25 mm | 40 mm | 1,580g | |
| URD26-450-SL | 50 mm | 19 mm | 25.5 mm | 25 mm | 40 mm | 1,520g | |
| URD28-450UCI | 50 mm | 21 mm | 28 mm | 28 mm | 45 mm | 1,600g | |
| URD28-450-SL | 50 mm | 21 mm | 28 mm | 28 mm | 45 mm | 1,540g | |
| URD28-556 | 60 mm | 21 mm | 28 mm | 28 mm | 45 mm | 1,740g | |
| URD28-556-SL | 60 mm | 21 mm | 28 mm | 28 mm | 45 mm | 1,700g | |
UCI Approved Equipment
UCI approval certifies that the shape of this equipment complies with the UCI technical regulations, so it may be used in sanctioned road, track and cyclo-cross races.
| Wheel | Rim height | Spokes | Fits | Approved |
|---|---|---|---|---|
| C52DB-URD28-450URD28-450 | 45/50 mm | 24 | Front & rear | December 12, 2022 |
From the UCI List of UCI Approved Wheels, version 2026.08.27. Open the UCI list
Specifications
Attributes
Weight1,520g
Internal Rim Width21 mm
External Rim Width28 mm
Rim MaterialCarbon
Brake TypeDisc (Center Lock)
Tire SystemHooked Tubeless
Spoke TypeSteel Bladed
Rider Weight Limit120 kg
Hub EngagementRatchet 36T
Freehub BodyShimano HG (11s), SRAM XDR, Shimano MicroSpline, Campagnolo
Axle Standard12x100 / 12x142 (Road Disc)
Spoke ModelPillar PSR Aero 1423
HubProX C52DB Disc
Tire Width min28 mm
Tire Width max45 mm
Rim FinishUD Matte
Bearing TypeCeramic
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