【Durable PA Nylon】The chain roller is made of PA Nylon, stronger than rubber, Enjoy lower friction coefficient.
【Wear And Impact Resistant】Upgrade material strength and wear resistance withstands extreme conditions, , ensuring a long lifespan.
【Double Bearings Structure】Design with double bearings inner, the rolling resistance is smaller and smoother than the original with single bearing structure.
【CNC Technology】Processed by CNC technology, with precise data for easy installation and perfect fit.
【Easy Installation】Factory replacement part, can directly replace the old or broken one.