Shepherd Hardware 2-1/2-Inch Soft Rubber Swivel Plate Caster, 100-lb Load Capacity Size:2-1/2" slide the hook rail onto

slide the hook rail onto the mounts

and masonry

Three rows of 1/2 In

) stainless steel corrugated tube

Shepherd Hardware 2-1/2-Inch Soft Rubber Swivel Plate Caster, 100-lb Load Capacity Size:2-1/2" slide the hook rail ontoThe Shepherd Hardware 2 1 2 inch, Rubber Wheel, Swivel Plate Caster, 175 LB Load Capacity, General Duty, Soft Rubber Wheels Give Mobility To Heavy Loads On Smooth Hard Surface & Finished Concrete Floors Where Quiet Movement & Floor Protection Are Major Considerations, Bulk. 2 1 2 inch diameter black soft rubber wheel with ball bearing swivel and plate mount 2 13 16 inch x 3 7 8 inch plate 100 lb load capacity Soft rubber wheels for quiet operation