Signature Closed Back Arm Cups Boy's Reinforced composite material improves durability

Reinforced composite material improves durability without adding weight

it features a full 275mm length

Quick access to nutrition with a super-slide zipper

• Use one chip per new chain with factory grease

Signature Closed Back Arm Cups Boy's Reinforced composite material improves durabilitySignature 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