Set of 4 CasterHQ Brand Casters for all Commercial Kitchen Prep Tables with a 1-1/2" Inner Diameter Leg Tubing. Most Industry Standard Kitchen Prep Tables including Advance Tabco, Griddman and many more brands have 1-1/2" ID Tubing. These Casters are a premium upgrade Set. All 4 Casters are Total Locking, this means when the red brake is engaged it locks both the wheel and swivel raceway simultaneously making these casters completely stationary. These casters are both NSF approved and listed and RoHs Compliant. We are the number one supplier of total locking NSF Kitchen Prep Table Casters. Buy your commercial kitchen prep table casters from the best and you wont be disappointed.1,400 LBS Capacity per Set of 4 Casters. All 4 Swivel Casters include Total Locking Brakes. Casters are delivered fully assembled so they are easy to insert and use.Chemical Resistant, NSF Listed, RoHs Compliant, High Quality. Rubber Adapter Stem Expansion Range: 1.426" ~ 1.589". ID OF LEG / TUBE: 1-1/2".OD OF LEG / TUBE: 1-5/8". INCREASES TABLE WORK HEIGHT TO 38-3/8". COMPATIBLE WITH 48", 60", AND 72" STAINLESS STEEL WORKTABLES. MOUNTING HARDWARE INCLUDED.