Low Profile Glass Filled Nylon Caster

Listing is for four (4) Service Caster series #04 heavy duty low profile business machine top plate swivel casters. Features a 3" diameter by 1-3/4" wide glass filled nylon wheel. Zinc plated finish on metal parts. Wheel rotates on roller bearing. Set of 4 supports 4,000 pounds (lbs. ) (1,000 lbs. /caster).