*KeyFeatures *Roll Silently & Smoothly: Dive into the bliss of a dual ball bearings design! With selected high-quality ball bearings embedded, rust becomes a myth. Let your caster wheels glide in tranquility, whispering tales of seamless journeys. *Heavy Lifter Alert: Forget wimpy wheels. Our heavy duty wheels come with a beefy carbon steel bracket. The thickened design further enhances their strength and durability. Hold up to 720 pounds? You bet! *Glide Like a Pro: Spin it, twirl it, roll it. Our 360-degree swivel office chair wheels make moving equipment feel like a walk in the park. They ensure smooth and seamless movement, allowing you to effortlessly move your equipment. *Upgrade Your Adjustment Game: Say goodbye to wobbly tables! Need to lock it down? Easy peasy. Need to move again? Just as simple. Adjust up or down; these swivel casters play nice with your ever-changing needs. *Premium Vibe, Zero Trace: Crafted from high-quality soft PVC material, these office furniture casters are molded in one go for zero noise and zero floor marks. Glide like a ghost, look like a gem. ******************************************************************************************************* *Specifications Item Model Number: FJ-3C Product Size: 5.82 x 2.51 x 4.13 in / 148 x 64 x 105 mm Product Weight: 8.22 lbs / 3.73 kg Max Load Per Caster: 180 lbs / 82 kg Installation Height: 4.15 in / 105 mm Number of Casters: 4 Caster Diameter: 3 in / 76.2 mm Caster Axle Diameter: 0.35 in / 9 mm Caster Width: 1.25 in / 32 mm Material: PVC ******************************************************************************************************* *Pakcage Content 4 x Caster Wheels 16 x M6 Screws with Flat Washers 16 x M6 Nuts 1 x Pair of Cotton Gloves 1 x Screwdriver 1 x Wrench 1 x User Manual