You are bidding on a Snap-On 2 Piece KRSC33 Locking Swivel Casters 5'' x 2'' with 8 Mounting Bolts (2 Casters). Mounting plate measures 4-5/8'' x 4-1/4''.  Bolt holes measure 3-1/4'' Center to Center x 2-3/4'' Center to Center.  Please see schematic in pictures to make sure it will fit your application.  May have cosmetic blemishes from age or use but in good working condition. Unit was removed from a working KRSC33APOT 3 Drawer Roll Cart and may fit other models. Last picture is the exact roll cart it was removed from.  This package will be Shipped Priority Mail for Super Fast Delivery.  Please examine pictures for these are the exact items you will be receiving.  Seller reserves the right to remove this listing at anytime because the items may be listed on multiple selling platforms. Thanks for shopping and have a great day.