Chanoc Front Disc Brake Master Cylinder for 70cc 90cc 110cc 125cc Dirt Bike Moped ATV Pit Bike Go to amazon.com Related posts The 10 best pit bike brake disc for 2022 FeatureFront Disc BrakeDiameter hole:7/8''(22mm)Fit for 70cc 90cc 110cc 125cc Dirt Bike Moped ATV Dirt Pit Bike DescriptionFit for 70cc 90cc 110cc 125cc Dirt Bike Moped ATV Dirt Pit Bike