608 ZZ Ball Bearings(10PCS), 608ZZ Metal Double Shielded Miniature Deep Groove Skateboard Ball Bearings (8mm x 22mm x 7mm): Amazon.com: Industrial & Scientific
608RS Bearing, 8x22x7mm ABEC-9 Red Sealed with Grease Ball Bearings, High Speed 608-2RS for Skateboard ( Pick of 8 Pcs ): Amazon.com: Industrial & Scientific
Qty. 50) 608-2RS Two Side Sealed Ball Bearings 8x22x7 608RS: Flange Block Bearings: Amazon.com: Industrial & Scientific