Features 1Multiple Applications: The bike crank cover installation removal tool is specifically designed to remove and install for DUB BB30 crankset side covers. 2Aluminum Alloy Material: Made of premium 7075 aluminum alloy material, with excellent CNC precise processing, and high accuracy. The edges are chamfered, ensuring a flat and rounded surface that won't hurt your hands. 3Easy to Use: Using an outside hexagonal wrench measuring 21mm, requires the corresponding wrench for optimal use. Easy to operate, widely use for repairing and bike shop. 4Superior Craftsmanship: The bike crank cover installation removal tool is highly durable and built to withstand heavy use, providing long lasting, reliable performance. 5Convenient: The bike crank cover installation removal tool is a valuable addition to any cyclist's toolkit, providing fast and easy installation and removal, making repairs and maintenance a breeze. Item Type: Bike Crank Cover Installation Removal Tool Material: Aluminum alloy Weight: Approx. 59g/2.1oz Package List 1 x Bike Crank Cover Installation Removal Tool