10-Pack 4x8mm Shielded on Both Sides 4x8x3mm Miniature Bearing compact machinery the 6309ZZENRC3BXMM inner diameter is

the 6309ZZENRC3BXMM inner diameter is 45mm

the 22215EXW33 inner diameter is 75mm

6216-2NSENR Nachi Ball Bearing

This 10-pack of 688ZZ bearings is the perfect solution - get yours today and keep things rolling sharp

10-Pack 4x8mm Shielded on Both Sides 4x8x3mm Miniature Bearing compact machinery the 6309ZZENRC3BXMM inner diameter isMR84ZZ Shielded Ball Bearings 4mm x 8mm x 3mm MR84ZZ Shielded Ball Bearings, measures an inner diameter of 4mm, outer diameter is 8mm and the width is 3mm, Made from high strength chrome steel for durability and performance, each bearing has Double Shielded to protect the bearing from dust or any possible contamination. MR84ZZ Ball Bearings Deep Groove Ball Bearings Shields: Double Shielded Lubrication: Pre lubricated with grease Dimensions: 4mm x 8mm