Shimano XT BR-M8120 Disc Brake Caliper Only - Black - Caliper Only Images Uploaded - Ready for Review Clamp diameter: Standard 31

Clamp diameter: Standard 31

Stand out features: The tuned flex points and contact edges make this firm saddle more comfortable then one would assume

Despite its 4-piston design

and downhill bikes

Chain Tool: 7–11 speed compatible

Shimano XT BR-M8120 Disc Brake Caliper Only - Black - Caliper Only Images Uploaded - Ready for Review Clamp diameter: Standard 31Get the latest iteration of the XT brake in the four piston variant, the M8120. This brake offers lightweight, high stopping power goodness. This is the caliper only, add it to your existing brake levers and you don't have to worry about new mounting standards with your cockpit setup. The Shimano XT BR M8120 is a four piston disc brake caliper that builds on the success of the BR M8020 and benefits from the trickle down of technology from the XTR