Signature Closed Back Arm Cups Vendor_TriRig How a shoe fits and

How a shoe fits and feels defines its performance

two crown liners and two neck rolls let you fine tune the fit

Hub/Disc Compatibility: Center-Lock Disc

Backed by years of automotive lighting experience

Signature Closed Back Arm Cups Vendor_TriRig How a shoe fits andThe 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 standard arm cups, but they also provide additional support at the