Rear Wheel Bearings (Pair) Honda SS50 ZB/ZK 78-80 Model 78-80 Set of 2 Ball Bearings Set of 2 ball bearings for use in the Rear Wheel Bearings (Pair)-Honda SS50 ZB/ZK 78-80, Bearings are made of Chrome Steel, each bearing has 2 rubber seals 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.