Heavy Duty Four Inch Swivel Caster Wheels Built Tough To Handle Heavy Loads While Rolling Smooth Across Concrete Or Shop Floors Perfect For Kitchen Carts And Utility Tables Featuring Secure Brakes And Quick Grip Stem Mounts

Heavy duty four inch swiveling casters for heavy shop use
✔️ Pack of 4 poly wheels, 463 lb limit, m11x50mm quick stem

This package of four heavy duty swivel caster wheels delivers smooth rolling motion over concrete, tile, and workshop floors without leaving scuff marks. Designed with a sturdy galvanized steel bracket and thermoplastic rubber tread, these casters provide stable platform movement for kitchen carts, utility tables, medical equipment, and industrial tool stations.

✅ Four inch (102 mm) wheel diameter offers low profile clearance under carts
✅ Double layer steel ball bearing enables whisper quiet 360 degree swivel rotation
✅ Poly urethane tread resists oils, chemicals, and floor damage on hard surfaces
✅ Integrated brake locks two wheels securely while m11 (0.43 in) x 50 mm (1.97 in) plunger inserts fast
✅ Total system capacity reaches 210 kg (463 lbs), keeping 70 kg (154 lbs) per wheel safe

💡 What technical advantages do polyurethane threaded stem casters offer over standard plastic replacements for commercial utility equipment?
Polyurethane wheel compounds handle heavier rolling resistance while staying gentle on sensitive flooring materials. The galvanized steel turret joint reduces friction wear during tight directional turns. Quick grip stem design allows rapid installation without tools or loose hardware. These handy swaps keep your rolling carts gliding smooth across shop slabs and kitchen workspaces.
- Steel ball swivel plate distributes lateral force evenly
- Chem resistant tread survives cleaning solvents and workshop grime
- M11 quick insert mechanism secures firmly under heavy shifting loads

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