The nylon wheels provide very low rolling resistance, show a high resistance to many aggressive substances and under normal operating conditions are maintenance free.
Listing is for a set of four (4) Service Caster Series #20 stainless steel casters, two (2) swivel 3/8"-16 X 1-1/2" threaded stem with brake casters and two (2) swivel casters, with 3â diameter by 1-1/4â wide nylon wheels. Mounting options include top plate, bolt hole, expanding stem and standard and metric threaded stem sizes. SS316 casters are ideal for light and medium duty material handling, carts, equipment, and shop projects.3 Inch 316SS Nylon Wheel Swivel 3/8 Inch Threaded Stem Caster Brakes SCC, 2PK Supports a total weight of 1,200lbs (300lbs/per caster).