menolana Bike Chain Guide - Road Mountain Bicycle Single Speed Chainring Protector, for Clamp on 31.8-35mm Tube - Solid Construction and Superlight
- More compatible, the frame of the tube 35 diameter convertible to a diameter of 31.8 after installation..
- It can be used on the tube in the frame to effectively prevent the chain and chain from jumping..
- Use ultralight high-strength AL7075 Aluminium Alloy with high quality CNC machined..
- Novel hollow design, reduce weight, anti-chain effect is good, used for single-disc sprocket, make riding smoother and easier..
- It needs to be small and light, and it must be strong and durable, so we use a solid aluminum alloy as a material with high hardness and long service life..