ITEM NAME:Bicycle Cycling Crankset Crank Wrench Handle Puller Remover Repair Tool Hot ZTB Descriptio n Brand new and high quality. Suitable for square tapered crank sets. Easy to install and use. Universal bike crank puller. It is ideal for any home bike mechanic. A necessary tool for outdoor biking . Practical and more convenient. Helps you get out of troubles Fast. You just need an adjustable spanner or a 5/8 or 16mm spanner, then: 1. Remove the bolt in the crank arm 2. Screw the lower black part of the tool into the crank until tight 3. Screw in and continue to tighten the silver piece of the tool until the crank starts to move Package included: 1 x Crank Puller Tool Note: 1.Please allow a little size error due to manual measurement. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. We offer you what you need! Bike Bicycle Cycling Crank Wheel Puller Pedal Remover Repair Tool Square Tapered.You just need an adjustable spanner or a 5/8 or 16mm spanner, then Easy to install and use. Universal bike crank puller. Bike Bicycle Cycling Crank Wheel Puller Pedal Remover Repair Tool Square Tapered.