Shimano XTR BB93 Hollowtech II English Bottom Bracket Disc Brake Cleaner This is the correct chainring

This is the correct chainring for SRAM road cranksets with that specific spider

The seat rail mount keeps your Varia properly positioned for accurate radar detection and tail light visibility behind the rider

2 works with the full range of driver bits already in your kit

so you are not locked into a single ecosystem

Shimano XTR BB93 Hollowtech II English Bottom Bracket Disc Brake Cleaner This is the correct chainringWhy Does XTR Demand the Shimano SM BB93 Bottom Bracket? The Shimano SM BB93 is the XTR M9000 M9100 spec threaded bottom bracket, engineered to match the exacting standards of Shimano's flagship MTB drivetrain. Built on the Hollowtech II outboard bearing platform, the SM BB93 positions sealed bearings outside the frame shell for maximum stiffness and pedaling efficiency, and uses the smooth rotation and improved sealing performance that Shimano