Heavy Duty Spring Loaded Caster Featuring Smooth 12 By 4 Superlast Polyurethane Wheel, Forged Steel Plate Mount, 200 Lb Load Capacity, Rolls Like Butter, Built Like A Tank

Heavy duty caster with smooth polyurethane wheels for shops
✔️Steel bracket takes 200lbs with sealed bearings and 12in wheel

This spring loaded caster mounts quickly to carts, workbenches, or heavy material handling frames. You get steady weight absorption while rolling machinery across concrete or plywood floors. Its handy sliding suspension design keeps your payload stable during tight turns on warehouse aisles.

✅ 12 by 4 inch Superlast polyurethane tread glides quietly over rough workshop surfaces
✅ One inch sealed precision ball bearings reduce pushing force under maximum rack weights
✅ Elongated hole pattern accepts standard carriage bolts for fast plate attachment

💡 How do sealed bearing systems improve longevity in industrial caster assemblies?

The precise internal components protect against shop dust while maintaining consistent rotation.

- Corrosion and metal shavings stay trapped outside the rotating raceway

- Factory grease stays locked inside to lower friction on repeated movement cycles

- Hardened steel races hold perfect alignment when pushing flatbeds past standard limits

✝️