4" x 1-1/4" Polymadic Thread Stem Caster,Exp. Adapter,Total Lock Brake 350 lbs Capacity Hand Pallet Jacks The unique flex compound used

The unique flex compound used for the Polyflexon wheels offers a semi-cushioned ride

Valve Seal: Brass Nitrile

Wheel Diameter 5" Tread Width 1-1/4" Tread Type Solid Cast Polyurethane Elastomer

or connections that do not match the listed air inlet threading of 1/4"

4" x 1-1/4" Polymadic Thread Stem Caster,Exp. Adapter,Total Lock Brake 350 lbs Capacity Hand Pallet Jacks The unique flex compound usedProduct Overview The polymadic wheel provides plenty of durability with a firm tread. The polyurethane tread protects surfaces, and the annular bearings roll very smoothly. These wheels work well for most hard floor applications due to the high performance UV resistant materials used. Tread: High Performance UV Resistant Polyurethane, Non Marking, Mechanically Locked To Core This replacement caster component is listed with wheel diameter 4", tread