LifeLine CNC Gear Cable Housing Caps (10 Pack)These high-quality gear cable housing caps feature alloy ferrules suitable for 4mm outer gear casing. Suitable for both road and mountain bike (MTB) disciplines. Comes as a pack of 10.Features: CNC Alloy Ferrules Road & MTB Pack of 10 Easy FitBuy LifeLine Components from Chain Reaction Cycles, the World’s Largest Online Bike Store.