Ban Jing light weight forged variator drive face for 150cc and 125cc 4-stroke GY6 engine based scooters, ATVs and off-road karts.Choose color from drop-down menu.Please see our Warranty & Returns Policy. Weight: 154 Grams Number of Splines: 19 Overall Outer Diameter: 115mm Splined Inner Diameter (peak to peak): 14.1mm Splined Inner Diameter (valley to valley): 15mmMade in Taiwan NOTE: This item is NOT AVAILABLE FOR SALE IN CALIFORNIA. Product Description Ban Jing light weight forged variator drive face for 150cc and 125cc 4-stroke GY6 engine based scooters, ATVs and off-road karts.Choose color from drop-down menu.Please see our Warranty Returns Policy. Weight: 154 Grams Number of Splines: 19 Overall Outer Diameter: 115mm Splined Inner Diameter (peak to peak): 14.1mm Splined Inner Diameter (valley to valley): 15mmMade in Taiwan