Dr. Pulley 23×18 Round Roller Weights for 250cc water-cooled 172mm engines.

Dr. Pulley Round Roller Weights have exceptional durability, heat resistance and are low friction and low wear.

• Size: 23×18
• Set of 6
• Lasts longer than standard roller weights
• Excellent Heat Resistance
• Low Friction / Low Wear

250cc 172mm 4-stroke