Dr. Pulley 20x12 Round Roller Weights Options:9G 70cc) that comes with Polini's

70cc) that comes with Polini's Corsa Big Bore Kit (SKU 1100-1461) for Honda Dio (AF16-AF18E) engines

Width Between Inner Plates: 6

it features heavy-duty pre-pressed bearings for extended service life and durability — a significant step up from low-cost Chinese alternatives

Adjustable Cutting Diameter: Engineered specifically for GY6 125cc and 150cc (QMI152/QMJ157) engine blocks to facilitate 170cc

Tread Pattern: DM1154 Off-Road Knobby

Dr. Pulley 20x12 Round Roller Weights Options:9G 70cc) that comes with Polini'sDr. Pulley 20x12 Round Roller Weights for the Linhai 260 300, Yamaha Morphous 250, Yamaha Vino 125, Yamaha Zuma 125 and many more. Select weight sizes now available in Black Pearl material: 10g. Select weights on sale; 6g, and 8g. Please select weight from drop down menu. Dr. Pulley Round Roller Weights have exceptional durability, heat resistance and are low friction and low wear. Size: 20x12 Set of 8 Lasts longer than standard roller weights