Low Profile Thermo Dual Threaded Stem Caster Set with 2 Brakes

Listing is for four (4) service cart series #04 heavy duty low profile business machine threaded stem dual wheel swivel casters, two (2) swivel with brake casters and two (2) swivel casters. Features two (2) 2" diameter by 13/16" wide thermoplastic rubber wheels and 1/2 inch diameter 13 TPI by 1-1/2 inch long threaded stems. Set of 4 supports 720 pounds (lbs.) (180 lbs./caster).