This is the SRAM/Truvativ Team GXP English Bottom Bracket (Gray).
Includes two spacers that are only needed for installing a MTB crankset on a 68mm bottom bracket shell; spacers are not needed for road cranks
Giga X Pipe (GXP)- An external bearing system with 3D forged, heat treated and CNC'd 24mm OD CroMoly spindle integrated with right crank arm; custom cartridge bearings with eight seals and CNC'd alloy cups
SPECIFICATIONS:
Weight: 103g BB/Frame Interface: English Spindle Interface Type: TruVativ GXP BB Shell Width: 73mm or 68mm (with spacers)