1" Inch Carbon Steel Ball Bearings G500 – BC Precision
Ceramic Stainless Steel Bearing for knife making dimension 1/4 '
99R16 Electric Motor Quality Sealed Ball Bearing 1"x2"x0.5" inch ID Bore Inner Diameter 1-inch x 2-inch OD Outer Diameter 25.4mm x 50.8mm: Amazon.com: Industrial & Scientific