Mounting: This belt change tool fits 2017–2020 X3 RC RR models with 72" and 64" wheelbase widths. It is constructed from CNC-machined aluminum alloy for durability, corrosion resistance, and comfortable handling. The tool features a mesh anti-slip surface design for secure grip. Installation: Insert the tool into the auxiliary clutch and turn until fully tightened, then press the handle to release tension and easily remove the belt. Easy to use: Enables quick and effortless X3 belt replacement without modifications. Compatible with standard OEM clutches, most stock clutches, and aftermarket helix components. Specifications: Length: 27.7 cm (11 inches), Width: 7.5 cm (3 inches). Accessory outer diameter: 9.5 cm (3.7 inches), Inner diameter: 4.3 cm (1.7 inches). Package includes: 1 x Belt Change Tool