1.Brand New And High Quality Size:Size:8x1x2cm/3.1x0.4x0.8nches2.This tool must works easily，use with a 5/8 or 16mm spanner3.Remove crank and bolt effortless4.Suitable for ourselves bikes，repair shop，the person who own bikesThis is an general practical and affordable tool for repair shop.Screw the lower black part of the tool into the crank till tight，screw in and continue to tighten the silver piece of the tool by the spanner until the crank starts to move.Remove the bolt in the crank arm by the silver hole piece of the tool.Very simple to operate，it is a wonderful helper to pull the crank arm out effortless.PlS note:Color of pictures may varies by different monitor setting.All pictures are real stock photos.Package include:1xflashing light badminton.1xcycling crank puller remover.We will randomly distribution of goods!