Feature●Yd100 Windowed Piston Kit inlcuding 1 piston 50mm, 2 piston rings,1 piston pin and 2 clips●YD100 piston 12mm diameter of the hole; the ring is 2mm; the diameter of the pin is 12mm; Details please reference picture.●50mm YD100 Windowed Piston Kit●For all types 2 stroke Yd100 motor kitDescription
ZZRSDAN Yd100/LD100 Windowed Piston Set - yd100cc Gas Motorized Bicycle 100cc