Key benefits - Adjustable elastic opening for universal fit: The bearing crankset tool features an elastic opening that can be freely adjusted to bottom brackets of different diameters, simplifying compatibility across various cranksets. - Durable and long lasting: Made from 304 stainless steel for high hardness and strong toughness, with impact resistance for a long service life. The thimble is reinforced with a core to increase durability. - Strong, reliable head: The tool head is made of aluminum alloy, increasing impact resistance and delivering reliable performance during use. - Easy press-fit bottom bracket removal: Specifically designed for press-fit bottom brackets, enabling easy removal and installation. Specifications and construction - Material: 304 stainless steel - Thimble reinforcement: Core reinforced - Head material: Aluminum alloy - Application: Press-fit bottom bracket removal and installation - Opening: Adjustable elastic design to fit varying bottom bracket diameters Usage scenarios - Shop or home workshop maintenance: Use when servicing press-fit bottom brackets on bikes with different bottom bracket diameters, reducing the need for multiple tools. - On-site field repairs: Ideal for quick removal and installation of press-fit bottom brackets during roadside or travel maintenance. - Durable, high-torque operations: Perform reliable removal and installation tasks on demanding bottom brackets thanks to the combination of stainless steel body and aluminum head.