Product name:Bike Crank Cover Removal Tool Product size about : 3.4*2.3*2.3cm/1.34*0.91*0.91in Product color: As shown in the figure Product material:Main body aluminium alloy product features: 1.This is a 2-in-1 crank cover removal tool that removes as well as installs.Tool adaptation DUB&XTR M9100 series crank covers of bicycles. 2.The four-jaw end is suitable for DUB crank cover and the splined tooth end is suitable for XTR M9100 series (11 teeth) crank cover. By using this tool, you can easily unscrew and tighten the crank cover and screws for easy maintenance, replacement parts or cleaning. 3.Both ends of the crank cover removal tool can be used with a medium fly (3/8") ratchet spanner. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can at any time. We will give you some suggestions, but for your reference only. Shipment includes: 1 pc Bike Crank Cover Removal Tool