Rock Solid 6 By 2 Inch Polyurethane Caster Wheels Blue Polyolefin Core 900 Lbs Per Wheel Set Of 20 Straight Up Industrial Grade Heavy Duty Casters For No Sweat Warehouse Moves

Heavy Duty Polyurethane Caster Wheels For Factory Floors
✔️ 6x2 inch wheels 900lb capacity roller bearing mounted pack of 20

These straight industrial casters come in a set of twenty and feature a solid polyolefin hub topped with non marking polyurethane. They roll out heavy gear without giving you trouble and protect concrete or epoxy floors from scuffs in busy manufacturing zones.

✅ 6 inch outer diameter paired with 2 inch wide tread for steady rolling contact
✅ ¾ inch roller bearing construction handles up to 900 pounds per caster unit
✅ 3 8 inch mounting bolt pattern plus ½ inch ID spanner bushing for quick frame attachment
✅ Zerk grease fittings placed directly on swivel raceways and central axles for routine maintenance

💡 What factors determine the load rating and lifespan of straight plate caster wheels for commercial transport?
The design relies heavily on internal axle support and rolling contact area.
Keeping these parts well oiled makes maintenance handy and stops early wear.
Build your picking checklist like this:

- Pick units with precision roller bearings to handle heavy static weight without side wobble
- Match the polyurethane hardness to your shop floors so the tread grips without leaving black streaks
- Confirm the bolt spread fits your current bracket setup and verify the bushing inner diameter aligns with your shaft
- Plan ahead for occasional relubrication using the built zerk ports to keep swivels turning smooth
✝️