Truvativ Giga Pipe Team DH ISISThe Truvativ Giga Pipe Team DH ISIS bottom bracket. Features:• Spindle - Heat-treated chromoly spindle, alloy cups • Interface - ISIS Drive • Bearings - 4 sealed cartridge bearings • Weight - 319g • Shell Width - 68mm with spacer or 73mm without spacer• Length - 118mm or 128mmBuy Truvativ Components from Chain Reaction Cycles, the World's Largest Online Bike Store.