Friction down

Who's this item for: Perfect for the at-home or professional mechanic

and a side stash pocket

doing an exceptional job at protecting the crank arms

The RD-M9100 is specifically designed to work with the XTR 1x drivetrain

Pirelli Scorpion XC Hard Terrain Tyre - Black - TR Folding - ProWall - SmartGrip - 2.2 Inch - 29 Inch Exclusive Friction downDesigned for heavily compacted trails and hard surfaces, the Scorpion Trail H features low profile, tightly packed knobs to provide a large contact area and providing the best trade off between speed and grip. This is the tyre of choice for XC and Marathon courses where speed is the key factor. Pirelli's unique SmartGrip single compound rubber has excellent tear resistance and chemical grip qualities, providing consistent performance in wet and dry