A good caster will help you prevent costly floor repairs and forget the desk chair mats. And lockable casters let you prevent unwanted movements when you’re sitting, which is especially common (and annoying) on hard surfaces.
Office Chair Caster with Brakes will meet your need. High quality polyurethane material will not to scratch or leave marks on any surface, protect your floor perfectly. There are 3 standard Caster and 3 Caster with locking mechanism, you can fix your chair as you like.
Features
【2 PCS SINGLE LOCKABLE CASTER 】 -- The brake locks the CasterS ONLY and the swivel is still moveable. -- With brake, effective to stop and fix the device and prevent it moving to hurt others.
【HIGH QUALITY MATERIAL】 -Made of high quality polyurethane, which is high mechanical strength, shock absorption and low-noise.
【SMOOTH & QUIET ROLLING】 -Two precise bearings and soft polyurethane ensure that you can slide and glide around in total silence with these swivel casters.
【HEAVY DUTY CASTER 】 -With industrial-grade steel, precision ball bearings, and sturdy polyurethane, these chair casters can support up to 600lb as set of 5.
【FLOORS FRIENDLY】 -Perfect for all floors such as hardwood, ceramic tile, wood, carpet, cement floors. Enjoy your slide!
Package Contains: 2x 3" Caster with BRAKE( Single Lock) 3x 3" Standard Caster without brake 【3 INCH LOCKABLE CASTERS】: The heavy duty casters set of 3 standard caster and 2 casters feature a single locking design that it can brake the rotation of the caster only, but the stem is still moveable for direction. 【EASY TO INSTALL】: The stem diameter of office chair caster is 7/16"(11mm) and stem length is 7/8"(22mm), universal size so it is suitable for all universal office chair. Very easy to install, just pull out old office caster and push in new office chair Caster 【PROTECT YOUR FLOOR】: Made of soft & sturdy polyurethane material, these CASTER replacements are not to scratch or leave marks on any surface. Enjoy a carefree, safe glide across wood, hardwood, laminate, vinyl, tile and carpet floors all day long. 【HEAVY DUTY CASTER 】: Our chair casters are made from industrial-grade steel, precision ball bearings, and sturdy polyurethane chair casters, can support up to 650lb as set of 5. 【QUIET & SMOOTH ROLLER】: office chair casters made of High-tech elastic polyurethane, with internal bearings are quick rolling and the surface is sleek,wouldn't get stuck by crumbs,hair or grit,you would enjoy smooth and silent moving on the chair.