Set of 2 X6 Series Alloy Anodized Presta Valve Caps with Matching Presta Valve Adapter by Forest Byke Company (Red) Set of X6 Series Alloy Presta Valve Caps with Adapter Alloy Andodized Presta Valve Caps and Adapter -Lightweight Colors: Black,Gold,Green,Red,Blue,Silver Fits Mountain Bikes, Road Bikes, and Fixie bikes with Presta Valve Tubes X6 Series is only made by Forest Byke Company in NYC