Set of 4 CasterHQ Brand Casters for all Commercial Kitchen Prep Tables with a 1-1/2" Inner Diameter Leg Tubing. Most 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 plain swivel. These casters are both NSF approved and listed and RoHs Compliant. We are the number one supplier of 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 NSF CERTIFIED , LISTED, APPROVED RoHs Compliant & ISO 9001 Certified! Gray Thermo Plastic Wheels are Non Marking! Resistant to Grease, Oil, Water, and most Cleaning Chemicals! Highest Quality Guaranteed! 1 Year Manufactures Warranty! Commercial Prep Table Casters