Protector Bike Chain Guide 31.8 34.9mm Clamp 1X System Chain Guide Stabilizer MTB

Label:Yes Material: Nylon Plus Fiber + POM Plastics Packing List:1pc Chain Stabilizer Color: Black Item Weight: 45.3g/ 1.6oz Fitment: Fit for 31.8mm(1.25in)-35mm(1.38in) installation

Features: Bike chain stabilizer effectively prevents chain drop and chain jump. Made of high-quality material, fine workmanship, strong and wear-resistant. Small in size and light in weight, it will not burden your riding. Suitable for single disc to make riding more stable and enhance your riding experience. Installation is simple and quick, suitable for mountain bikes, without disassembling the crank.