Dr. Pulley 20x15 Roller Weights (Round)

The Dr. Pulley Round Roller Weights in 20x15mm are compatible with your GY6B 150cc 4-stroke ZNEN and Honda PCX 125/150cc 4-stroke engines. These roller weights can perform up to 20% better than standard roller weights and can last up to 18% longer while maintaining 22% less material loss. The composite material used on these weights is made of nylon for faster performance and still gives you high temperature resistance, low friction, and they are suitable for aluminum variator housing. No matter what stage you are in with upgrading your scooter, Dr. Pulley Roller Weights are designed to give you better performance.