Truvativ/SRAM Team GXP English Bottom Bracket Gray ModelNumber=G0389 Rear wheels with the XDR

Rear wheels with the XDR driver require the 1

Spindle-based power meter unit measures left side power to calculate total watts

Size: 50 x 27 x 16cm (19

Combine a pair with the Zipp Vuka Shift AXS 90 extensions or use two pairs with an eTap AXS BlipBox to eliminate routing headaches on integrated aero cockpits

ID 1-1/8" size (2) 2

Truvativ/SRAM Team GXP English Bottom Bracket Gray ModelNumber=G0389 Rear wheels with the XDRTruvativ SRAM Team GXP English Bottom Bracket Gray. Threaded bottom brackets for SRAM and Truvativ cranksets. Engineered with the right materials for the application including sealed cartridge bearings. TECH SPECS Bottom Bracket Shell I. D. 1. 37 BB Frame Interface English BB Shell Width (mm) 68 BB Shell Width (mm) 73 Weight 106 Spindle Interface Type SRAM Truvativ GXP Defined Color Silver