Signature Closed Back Arm Cups Sram Clearance - Rim Width 21 Disc

- Rim Width 21 Disc Mount Center Lock Disc Free hub seal type Contact

PF46 (PF30)

Convenient top tube mount keeps contents close at hand

including carbon fibre

Can be run with chainring bash guards

Signature Closed Back Arm Cups Sram Clearance - Rim Width 21 DiscSignature Closed Back Arm Cups: Redefining Comfort and Support The TriRig Signature Closed Back Arm Cups are a breakthrough in aero comfort. Built from our ultra light, durable ThermoPlast material, these arm cups offer the perfect blend of strength, lightweight performance, and affordability, making them one of the most competitively priced upgrades for serious triathletes and time trial cyclists. The Closed Back Scoops not only function like