Forest Byke Company Set of 4 X6 Series Alloy Anodized Presta Valve Caps with Matching Presta Valve Adapter Set of 4 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