Swivel Bearings (Lasy-Susans) Size 3-3/4" Inch sku 77518

Steel Lasy Susan Bearing size 3-3/4".
Low profile steel ball bearing swivels are zinc plated for rust resistance. 
Less than 3/8" thick for low profile. 
Weight rating is 300 lbs. for 3-3/4". Screws not included.