pushing casters with orange rubber sleeve down position, heavy-duty retractable accessory for workbenches machinery and tables

holes plate buffer effect bumping caster kit casters clipping path close copy space double bearings elevated equipment extra grip firmly floor hardware heavy duty benches industrial isolated white lift pedal macro metal orange rubber sleeve pushing raise retractable revolving ribbed textured roller round solid steel stainless stands strong screws studio background tables thick trolley urethane wheels wearresistant wheel workbench workbenches machinery position heavy-duty accessory path wear-resistant