Pack of 10 SR188ZZ Stainless Steel Ball Bearings, this is a popular size that could be used in many application that uses this size 1/4" x 1/2" x 3/16" inch. Bearings are made of Stainless Steel, each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, also bearings are pre-lubricated with grease.

• Item: SR188ZZ Ball Bearings
• Type: Deep Groove Ball Bearings
• Material: Stainless Steel
• Closures: 2 Metal Shields
• Lubrication: Self Lubricated (Grease)
• Dimensions: 1/4" x 1/2" x 3/16" English Size
• ID (inner diameter)/Bore: 1/4" inch
• OD (outer diameter): 1/2" inch
• Width/Height/thickness: 3/16" inch
• Size: 1/4" x 1/2" x 3/16"
• Quantity: 10 Bearings
• Packing: 10 bearings in One plastic tube
• Yoyo Bearing Fits: Hitman, NM, NM2, HG, X-con, Mini MotriX, Big Ben, Speeder, Dark Magic
• Equal: R188-2Z &-R188ZZ