Optis Tubeless Tire Insert - 29" x 28-40mm Insert w/ Standard Presta Valve CheckoutTitle=Thomson X4 Stem and high-speed compression adjustment

and high-speed compression adjustment

The Olliepack Seat Bag is a must-have for any light and agile bikepacking rig

fat padded TIRES WETHEPEOPLE "ACTIVATE" tires

Madshus Race Pro Classic Jr Ski

Optis Tubeless Tire Insert - 29" x 28-40mm Insert w/ Standard Presta Valve CheckoutTitle=Thomson X4 Stem and high-speed compression adjustmentOPTIS (Odyssey Pneumatic Tire Insert System) is a lightweight highly tunable high efficiency tubeless tire insert. Tire assemblies are one of the most important performance factors for any bike. They provide all the grip to the ground they serve as a critical first element of the bikes suspension and they provide essential support to the cornering forces that the bike encounters. OPTIS separates the function of the bikes grip from its suspension and