Yamaha Blaster ATV Rear Axle Bearings 2 bearings for use in the Yamaha ATV Blaster rear axle, Bearings are made of Chrome Steel, Bearings have C3 the ultimate clearance for higher speeds, each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, also bearings are pre-lubricated with grease, Bearings are packed in the original manufacturer bag.