Universal Parts Starting Disc $5.99 Quantity discounts available QuantityPrice SKU: 161-188 This item is IN STOCKCurrent Stock: 70 Quantity -+ Add to Cart Details Specs Inner Diameter (valley to valley): 13.5mm Inner Diameter (peak to peak): 12mm Number of Teeth: 17 Outer Diameter: 35mm Height: 10mm Supported Models 40QMB 50cc 2-stroke DetailsSpecsSupported Models Back Universal Parts Starting Disc Type-2 for 50cc 2-stroke Minarelli 1PE40QMB Jog engines Back Inner Diameter (valley to valley): 13.5mmInner Diameter (peak to peak): 12mmNumber of Teeth: 17Outer Diameter: 35mmHeight: 10mm Back 40QMB 50cc 2-stroke