3 Inch Swivel Stem Caster Wheels Set Of 5 With 5/16-18UNC Threaded Stem Heavy Duty Silent Non Marring Polyurethane Casters For Chairs Carts Shelves And Workbenches With 3 Brakes And 2 Non Brakes

3-Inch Swivel Stem Caster Set with Heavy Duty PU
✔️ 5 wheels, 3 with dual brakes, 2 without, 650 lb total cap

These 3 inch swivel stem casters upgrade office chairs, carts, shelves, and workbenches. They use 5/16-18 UNC threaded stems and soft polyurethane wheels for silent, floor-friendly rolling on wood, tile, and carpet.

✅ 3 inch wheel diameter (76 mm) with soft polyurethane tread
✅ Threaded stem 5/16" x 0.79" (8 mm x 20 mm) 18 TPI
✅ Load capacity 650 lb per set
✅ 3 wheels with dual brakes, 2 without brakes
✅ Silent, non-marking wheels protect floors
✅ Includes wrench and 5 threaded inserts

💡 What is a common use for 3 inch caster wheels with 5/16-18 UNC threads?

Handy for upgrading desks, chairs, carts, and workbenches with smooth, quiet rolling and easy install.

- Upgrading chairs, carts, and workstations - Quick replacement for worn casters - Floor protection on wood, tile, and carpet - Safe positioning with dual brakes when needed