【Universal】 The chain breaker is specifically designed to remove and install pins in 5, 6, 7, 8, 9, 10, 11 and single speed bicycle chains
【Easy using】High precision screw propeller, make the thimble align the chain axis accurately, avoid the thimble moves in concentric circles, Easy and effectively remove the chain pin.
【Assistive tools】Stainless steel chain hook, small object, big use. You will never remove the bicycle chain in a muddle.
【Durable】Replaceable thimble, made of CRV alloy steel, adopting new quenching heat treatment technics, hardness up to 60 HRC,Long service life.
【Smart Design】Easy to Break, Easy to Re-chain — Unique groove on the top make it easy to see how far you have pop the peg out and to remove the cutted chain with peg out of the tool