Zero drag;Extruded from a special plastic formula for low friction and long life;Each roller is engineered to improve drive chain speed and chain tension accuracy;Race tested and custom sized for each model;9002 ISO certified sealed racing bearings are installed along with a matching set of stainless steel washers to protect and reinforce the outside bearing seal

• TM Designworks Powerlip Race Roller Black TRX 400EX 450R

TM Designworks Powerlip Race Roller Black TRX 400EX 450RT.M. Designworks