8508
125mm/5" Heavy Duty Castor. 51mm/2" Wide Wheel, with Roller Bearing.
NSF Certified. "Cold Forged" Top Plate and Base. Hardened Double Ball Bearing Swivel Raceways, with Zerk Fitting.
Add TB for Top Lock Side Brake. Add SWL for 4-Position Swivel Lock. Rigid Part#: 8507, Add Wheel Type to End of Part#.
Specifications