Big Bore Hybrid Seat Covers - Deep elastic cuff with

- Deep elastic cuff with silicone gripper

the Coaster 12" gives young riders the stability and control to build confidence and skills

The platform is our every-ride GT jersey cut in a streamlined

while the patented Body Geometry channel is optimized to assure proper blood flow to sensitive arteries

Big Bore Hybrid Seat Covers - Deep elastic cuff with245% higher air flow than traditional presta valves thanks to the straight through bore deisgn Precision CNC machined from 7075 aircraft grade aluminium Stainless steel ball valve with seals and O rings 4 way tyre insert air flow base is compatible with most tubeless inserts 4mm machined hex key slot for easy installation removal Available in 25, 35, 45mm valve stems to suit different rim depths Attributes Valve Hybrid