4 Pack 1 1/4 Inch Black Polypropylene Wheels - Heavy Duty 350 lbs Capacity - Perfect for Carts, Furniture, and Industrial Equipment

4" x 1-1/4" Poly-Pro Wheel

The poly-pro wheel is one of our caster staples, providing plenty of durability with a firm tread. The polyurethane tread protects surfaces, and the annular bearings roll very smoothly. These wheels work best for indoor applications; for outdoor use, please take a look at our Polymadic wheel casters with UV-resistant materials.

Tread:Polyurethane, Non-Marking, Mechanically Locked To Core

Core:Solid Polyolefin

Bearing: Annular Ball Bearing

• Capacity: 350 Lbs.
• Color: Gray on Gray
• Durometer: Shore D 60 (+/-5)
• Temperature Range: -20°F to 180°F