FUNCTION:The bike chain guide protector can be used to guide the chain and protect the chain.It can effectively prevent the chain from falling off and moving.It is a very practical bicycle accessory.
ALUMINIUM ALLOY MATERIAL:The bike single‑disc chain is made of high quality aluminium alloy material, which is firm, durable, not easy to damage, and can provide longer service life.
APPLICABLE:The standpipe clamp is suitable for standpipes with a diameter of 31.8‑34.9mm/1.25-1.37in.
EASY TO INSTALL:The bicycle chain tensioner is easy to install and use.No need to remove the chain link, a useful tool for bicycle owners to make bicycles better.
CHAIN GUIDE:The chain guide ensures that the distance between the chain and the outside of the inner groove of the chain guide is about 2mm.