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Non standard flange bearing high quality ABEC 5 F60/22 Siamese bearing F70/20 2RS 20*50*70*12*4.5 mm machine bearings|bearing bearing|bearings 12 mmbearing 20 mm - AliExpress
SKF 7205 BEY Light Series Angular Contact Ball Bearing, ABEC 1 Precision, 40° Contact Angle, Maximum Capacity, Open, Brass Cage, Normal Clearance, 25mm Bore, 52mm OD, 15mm Width, 10200.0 pounds Static Load