Mounting: This belt change tool fits 2017, 2018, 2019, 2020 X3 RC RR models with 72" and 64" wheelbase widths. It is made of CNC machined aluminum alloy, providing comfortable grip, resistance to rust, and long-lasting durability. Mesh anti-slip design: The surface of the strap change tool features a non-slip texture for secure handling. Installation: Insert the tool into the auxiliary clutch and turn until tightened, then press the handle to release the tension and easily remove the belt. Easy to use: This tool allows for quick and simple X3 belt changes without modifications. Compatible with standard OEM clutches, most clutches, and aftermarket helix designs. Specifications: Size: 27.7 cm (11 inches) in length, 7.5 cm (3 inches) in width Accessory outer diameter: 9.5 cm (3.7 inches), inner diameter: 4.3 cm (1.7 inches) Package includes: 1 x Belt Change Tool