4 inch Caster Wheels 1/2 Threaded Stem Casters Set of 4 Heavy Duty 1000 Lbs, 1/2"-13x1.25", Smooth & Quiet-Rolling, Castor Wheels for Wire Shelving, Cart, Tool Box, Workbenche, Furniture

STANDARD US THREADED STEM SIZE: 4-pack of 4-inch locking swivel casters with a standard US 1/2"-13 UNC x 1.25" threaded stem (Stem
Diameter: 1/2" |
Stem Length: 1.25" ). Please carefully measure your original caster stem before ordering to ensure a proper fit.
HEAVY-DUTY LOAD CAPACITY: Includes a 2.4 mm thickened steel bracket and PE rubber wheels with double ball bearings. Supports 250 lbs per caster (1, 000 lbs total set). Provides safe, smooth movement for heavy machinery, equipment carts, and commercial shelving in demanding environments.
1/2"-13 THREADED STEM: Standard 1/2"-13 x 1.25" male stem offers a secure, vibration-resistant fit. Helps prevent loosening over time and reduces the risk of bending or damage under load.
SILENT & NON-MARKING DURABLE WHEELS: 4-inch polyurethane wheels resist wear, chemicals, and abrasion. Glides smoothly over concrete, tile, and epoxy floors without scratching, protecting your valuable surfaces.
INDUSTRIAL & COMMERCIAL UPGRADE: Ideal for warehouse carts, restaurant equipment, pallet jacks, workbenches, moving dollies, and industrial cabinets. A great replacement and upgrade for any mobile equipment.
IMPORTANT FITMENT NOTICE: Please confirm your caster stem type before ordering. ISO Metric (e. g., M6, M8, M10, M12) and US Standard/UTS (e. g., 1/4", 5/16", 3/8", 1/2") threads are NOT interchangeable