Moldon Beefy Rubber On Cast Iron Wheel Heavy Duty Rigid Caster With Roller Bearings 4 Inch Wheel Diameter 2 Inch Tread Width Base Plate Four And One Half Inch Long By Four Inch Wide 300 Pound Capacity

Heavy-duty 4 in wheel caster with roller bearings, 300 lb cap
✔️ 4 in wheel, 2 in tread, 4.5x4 in base plate, 300 lb cap, single

These rugged casters are designed for medium to heavy loads on carts, dollies, warehouse trucks and shop carts. They’re built with a steel yoke, forged fork legs, and roller bearings to stand up to hard shop floors and daily use.

✅ 16 Series caster with cold-formed, heat-treated steel components
✅ Notched swivel lock on yoke base for secure directional control
✅ 1/4" steel formed fork legs welded to base for extra strength
✅ 1/2" hollow axle with lock nut and integrated roller and ball bearings
✅ Nylon seal retaining/thrust washers for long life and reduced wear
✅ Base plate measures 4.5" long by 4" wide to fit standard mounting patterns

💡 What is a heavy-duty caster with roller bearings used for in industrial settings?

These handy wheels are built to move medium to heavy loads smoothly on factory floors, warehouses, and repair shops.

• Handy for equipment carts, dollies, and floor trucks
• Roller bearings deliver smooth, reliable rolling under load
• Delrin and Oilex seals help protect bearings in dirty spaces
• Rugged steel components resist bending and wear in daily use