Giro Xnetic H2O Sock Stock Item:Giro Xnetic H2O Sock BLK XL Top Cap only works with

Top Cap only works with Burgtec Top Cap Bolt and are sold seperately

With their high quality structure

the TWIST products can be mounted to the bike with the TWIST uni base

Extra -10 parts for a universal protection system: 1 big part for the down tube

Super strong 12mm diameter

Giro Xnetic H2O Sock Stock Item:Giro Xnetic H2O Sock BLK XL Top Cap only works withGIRO XNETIC H2O SOCK WATERPROOF, BREATHABLE INSULATION WITHOUT EXCESS BULK OR STIFFNESS Xnetic H20 socks combine waterproof performance, seamless construction and breathable fibers in a knit construction for the highest level of flexibility available. The unique three layer composition fuses our RainGuard membrane between a durable nylon outer shell and hypoallergenic liner, for use in wet weather and temperatures that dip towards freezing. The result