Why We Like The Catalyst Pro Disc Rotor
With the Catalyst Pro Disc Rotor, your bike is ready for everything. From the tarmac to dirt trails, this centerlock mount disc rotor features high-level performance and durability with its two-piece construction and aluminum alloy spider. Used by top road, mountain, and cyclocross teams, the Catalyst Pro is offered in two sizes that are UCI approved.
Details
- Disc rotor designed for road, mountain, gravel, and cyclocross
- Two-piece construction provides optimal performance and durability
- Aluminum alloy spider increases stiffness
- Thickness of each brake ring is specific to each offered diameter
- Brake rotor edge contains no 90-degree edges
- 140 and 160mm sizes are UCI approved
- Item #SUI1WU0
Tech Specs
- Material
- [rotor] SUS 410 stainless steel, [spider] 7075-T6 aluminum alloy
- Attachment Type
- CenterLock
- Compatibility
- all sintered and organic pad compounds
- Diameter
- 140, 160, 180, 203mm
- Claimed Weight
- 173g (180mm)
- Activity
- road cycling, gravel, cyclocross, cross country, enduro, downhill, trail

1. Your order is usually shipped out within 24-48 hours after your payment is received.
2. The tracking number of your parcel will be sent to you after your order is despatched. You may use the tracking number to check the status of your order online.
3. The shipping fee will be auto-added in the grand total when you send payment.