THG Only Fit Single Coil Motorcycle Scooters ATV for Motorcycle ATV 13000 RPM Circle Scooter Analog Tachometer Gauge Night light Package Includes: A piece of universal motorcycle tachometer Material:Stainless steel Size approx.: D 2.4"(6cm) x H 2.2"(5.5cm) Tachometer: 0-13000RPM not fit 4 cylinder and only fit single coil