Barton Kramer 1-1/4 in. Precision Bearing Stainless Steel Wheel (2-Pack) 44 - The Home Depot
NTN Bearing 6209 Single Row Deep Groove Radial Ball Bearing, Steel, Normal Clearance Cage, 45 mm Bore ID, 85 mm OD, 19 mm Width, Open: Amazon.com: Industrial & Scientific