1.COMPLETE BIKE CHAIN REPAIR KIT:Our bicycle chain repair kit comes with everything you need to fix your bike chain on your own whether or on the road. Each pack comes with bike link pliers, chain wear indicator and checker along with a chain breaker splitter tool2.QUICK JOINING & REMOVING:This professional bike tool kit comes with bike link pliers that allow you to quickly and easily remove and join links in your bike chain. It allows you to both open and close chain connectors while the antislip handles provide a firm grip and more control3.EASY TO BREAK & RECHAIN:The bike chain rivet extractor with chain hook makes it easier and faster to remove and insert pins in your bike chain while keeping it firmly in place to prevent it from moving. It's compatible with 7, 8, 9, 10, 11 and single speed bicycle chains to install and remove pins4.CHAIN WEAR INDICATOR:To help you understand when it's time to change the bike chain we include a chain wear checker and indicator to assess the condition of the chain. It's simple to use, if the 0.75 or 1.0 tooth passes through the chain then it's time to have it changedThe factory batches are different. If some parts are different, it does not affect the use of the product.Colour:blackMaterial:MetalPackage Contents:1 x Chain cutter1 x Chain pliers3 x Nylon BuckleOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/ 13cm.