Features: - Compress the caliper pistons without ruining the new pads - The tool needed for retracting the brake piston to fit new brake pads - Suitable for the brake calipers of motorcycles, ATVs, snowmobiles and other vehicles - Width: 65mm (2-9/16"). - Opening capacity: 6.5 mm to 44 mm (1/4" to 1-3/4").