4"X2" Poly. on Aluminum Whl Swvl Caster W/ Top Lock Brake, 750 Lbs Cap

Polyurethane on Aluminum wheels offer more floor protection, non-marking treads, quieter rolling, & smoother rides compared to steel or phenolic wheels while still providing comparable load capacities. Polyurethane on aluminum caster wheels are considered the premium polyurethane wheel.These caster wheels offer all the benefits of polyurethane on iron wheels, and also has the added benefit of being lighter, easier to roll, resistant to rust/corrosion, and have a mechanically bonded tread helping to prevent the tread from de-bonding from the core. These wheels can be used in most applications, but are not recommended for hot or cold applications.