1、Made from high-grade aluminum alloy and stainless steel, this product undergoes CNC turning and anodizing processes, ensuring its durability. 2、The design ensures that only the outer ring comes into contact with the bearing shell when pressed in, effectively safeguarding the bearing from wear and tear. This feature makes it a convenient and practical tool. 3、This product is lightweight, making it easy and convenient to carry around. It is a set of installation and removal tool kits for your bike bottom bracket. Features: Made from high-grade aluminum alloy and stainless steel, this product undergoes CNC turning and anodizing processes, ensuring its durability. The design ensures that only the outer ring comes into contact with the bearing shell when pressed in, effectively safeguarding the bearing from wear and tear. This feature makes it a convenient and practical tool. This product is lightweight, making it easy and convenient to carry around. The bicycle hub repair tool is user-friendly, allowing for easy installation and removal. It is versatile and can be used for various purposes such as installing and removing bearings, hubs, bottom brackets, and AM frame turning-point bearings. Specifications: Material: Aluminum alloy, stainless steel Size: 39*9*33cm/ 15.4*3.5*13in Weight: 3.3kg/ 7.3lbs Package List: 1 Set * Bottom Bracket Bearing Tools 1 Set * Bottom Bracket Bearing Tools