10 Hybrid Ceramic Ball Bearings, this is a popular size that could be used in many application that uses this size 5/32 x 5/16 x 1/8. Bearings are made of Chrome Steel With Ceramic balls, each bearing has 2 Rubber Seal to protect the bearing from dust or any possible contamination, also bearings are pre-lubricated with grease.

• Item: Hybrid Ceramic Double Sealed Ball Bearings
• Type: Deep groove ball bearings
• Material: Chrome Steel
• Balls: Ceramic
• Closures: 2 Rubber Seals R155-2RS
• Lubrication: Self Lubricated (Grease)
• Dimensions: 0.156inch x 0.312inch x 1.125inch English Size
• ID (inner diameter)/Bore= 5/32inch
• OD (outer diameter)= 5/16inch
• Width/Height/thickness= 1/8inch
• Equal: R155-2RS1 &R155-2RZ
• Size: 5/32" x 5/16" x 1/8" inch
• Quantity: 10 Bearings R155RS
• Packing: 10 bearings in One plastic tube
• Fits Yoyo Bearing: Yomega, Tiger Shark, GWS, Losi