Hirate 3 HD Office Chair Casters, 5/16-18UNC Stem, Smooth Rolling, Set of 5

Breakdown Of Features

English System Stem Size: Our caster wheels are English standard 5/16" with 18 TPI, Coarse Thread (US), and the stud diameter is 5/16", with a length of 0.79" (20mm). If your stem socket is Metric M8, this is incompatible. Please check before you buy.

Quiet & Smooth Roller: Made from Hirate's high-tech elastic polyurethane, these soft caster wheels feature internal bearings that provide quick rolling. The sleek surface ensures they won't get stuck by crumbs or hair and won't damage floors.

Heavy Duty Caster: The steel structure body is extremely hard-wearing and resistant to dirt. Each set of 3" casters has a capacity of 650 lbs for a 5 pack, making them perfect for most chairs and other furniture that use an English stem (5/16").

Multifunctional Casters: These caster wheels are suitable for a variety of applications, including chairs with stem sockets, tool cars, carts, instrument cases, and art tables.

Valued Purchase: Each set includes 5 caster wheels and a few 5/16" - 18 thread Nylon Lock Nuts. The Hirate branded color-boxed package makes this a great value for your money.