Included: Blue Color,1000RPM, 3pcs of Clutch Springs & 1 Torque Spring. Compatible for: GY6 125/150cc Engines 152QMI 157QMJ Scooter Moped ATV. The lowest rated 1K Springs may give you a higher speed overall but will engage at a lower RPM on take-off. Hard to "climb the hill". Production materials: High strength materials, provide stable performance, give you longer use. The surface coating is firm and not easy to fall off. It has a glossy appearance and decorates your motorcycle.
