CushCore XC Tubeless Tire Inserts sale-item Easy and clean bleeding system

Easy and clean bleeding system

CROSS-SECTION - 21 mm

1mm bottom   Find replacement 41mm bearings HERE

11-speed rear derailleurs

Max front difference: SS:16T

CushCore XC Tubeless Tire Inserts sale-item Easy and clean bleeding systemLight weight version designed for cross country racing, light trail riding, and or less aggressive riders. CushCore XC allows you to push the limits of your tires and suspension to new levels. These are not just tire inserts, but tire suspension. Add a damper to the air spring that is your tire! 50% less force on big hits, best in class rim tire protection and impact absorption 16% less suspension travel used for the same impacts, absorb force before