4"Dia x 1-1/4"Wide Grey Non-Marking Rubber on Plastic Wheel with Delrin Bearings set in a Stainless Swivel ForkWeight Capacity = 250lbs per unitOverall Height = 5-1/8"Uses the 2-1/2" x 3-5/8" Top Plate
Stainless Top Locking Brake Stainless Total Locking Brake