4" inch Heavy Duty Caster Wheel - Brake Cast iron PU - Top Plate Mount

4 Inch Caster Wheel with Swivel and Upper Brake
✔️ Heavy-Duty PU on Cast Iron Caster Rated 772 lb

This 4 inch caster wheel is a handy heavy-duty option for moving large equipment, carts, and shop gear with smooth rolling and strong braking. It uses a cast-iron polyurethane wheel, rides on precision double ball bearings, and mounts through a top plate. Comes as a single swivel caster with an upper brake.

✅ Wheel diameter 100mm (3.937 in)
✅ Wheel width 50mm (1.969 in)
✅ Overall height 124mm (4.882 in)
✅ Top plate size 138mm x 110mm x 10mm (5.433 in x 4.331 in x 0.394 in)
✅ Hole spacing 110mm x 75mm (4.331 in x 2.953 in)
✅ Precision double ball bearing
✅ Cast-iron polyurethane wheel
✅ Load capacity 772 lb per caster
✅ Swivel caster with upper brake
✅ Temperature range −40 to 180 F
✅ One caster included

Dimensions Table
Wheel Diameter: 100mm (3.937 in)
Wheel Width: 50mm (1.969 in)
Overall Height: 124mm (4.882 in)
Top Plate: 138mm x 110mm x 10mm (5.433 in x 4.331 in x 0.394 in)
Hole Spacing: 110mm x 75mm (4.331 in x 2.953 in)

💡 How do heavy-duty caster wheels improve load handling for shop equipment?
A strong wheel core and precision bearings keep movement smooth even under weight.
- PU on cast iron helps reduce rolling resistance
- Precision bearings make turning and braking easier
- Handy for carts, machinery, and workshop gear

This 4 inch caster gives your equipment a tough, smooth-rolling upgrade that makes moving heavy stuff way easier and way more reliable.