English System Stem Size: Our caster wheels are English standard 3/8" with 16 TPI,Coarse Thread (US), the stud diameter is 3/8" and the stud length is 0.79"(20mm), if your caster wheel is METRIC M10 STEM, this is INCOMPATIABLE, please check before buy.
Quiet & Smooth Roller: Hirate heavy duty caster wheels made of high-tech elastic polyurethane, with internal bearings are quick rolling and the surface is sleek,wouldn't get stuck by crumbs,hair, wouldn’t damage on floors.
Heavy Duty Caster: - Steel structures body is extremely hard wearing and resistant to dirt, 650 lbs capacity for 5 pack 3" swivel casters, can be widely used for most chairs and other furniture with English Stem 3/8" only.
Multifunctional Casters: These caster wheels can be used for chairs with stem socket or any other tool car, cart.instrument cases, art tables, and so much more.
Valuable Purchase: The Hirate branded color-boxed package comes with set of 5 mute caster in 3/8"-16UNC threaded stem and nylon lock nuts.
