TriRigScoops Signature Closed Back Thermoplast Arm Cups

Signature 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 Signature Closed Back Arm Cups offer one of the most significant comfort upgrades you can make to your triathlon or TT bike. When you’re comfortable, you stay in your aero position longer, which directly translates into faster times.