Continental Grand Prix 4000 S II Clincher Road Tire Bike Accessories_Pedal Wrench The SBR VENT fabric delivers

The SBR VENT fabric delivers extreme cooling properties while being exceptionally aerodynamic

ELITE Escape 1:1® Chamois with floating top sheet design reduces friction for all-day comfort

exhausted muscles

Windstream Push-On CO2 inflator head

Reach adjustment and return spring

Continental Grand Prix 4000 S II Clincher Road Tire Bike Accessories_Pedal Wrench The SBR VENT fabric deliversThe GP4000 S II is versatile enough for race wheels or training wheels. The proven aspects of the 4000 S II remain unchanged and handmade in Germany of course. Vectran Breaker Vectran is a synthetically manufactured high tech fiber from a natural model. Like spider silk, Vectran is a liquid crystalline polymer (LCP). Vectran is spun from melted liquid polymer Vectra and processed further to a multi strand thread.