Hirate Wheel 16 Threaded Hardwood Review

Imperial Stem Size: Our caster wheels are standard 5/16" with 18 TPI,Coarse Thread (US), the stud diameter is 5/16"-18UNC and the stud length is 0.79"(20mm), if your stem socket is METRIC M8, this caster is not suitable. Single Lockable Casters: The package includes 3 Standard caster and 2 CASTERS constructed with brake pedal, it can brake the rotation of the caster only, but the stem is still moveable for direction. Valuable Purchase :The package comes with set of 5 caster wheel (2 with Brake, other 3 without) and few 5/16”-18 thread Nylon Lock Nuts. Each caster will be backed by Hirate with lifetime warranty of replacement free. Heavy Duty Casters: Our chair casters are made from industrial-grade steel, precision ball bearings, and durable polyurethane chair casters, can support up to 650lb for 5 pack 3 INCH casters, can be widely used for most chairs and other furniture with IMPERIAL STEM 5/16” only. Quiet & Smooth Rolling: 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.