5-Pack 3" Universal Replacement Office Chair Casters - Smooth Rolling Wheels for Hardwood Floors & Carpets - Ideal for Home Office, Gaming & Ergonomic Chairs

Colour: blue+blackMaterial: rubbersize: plunger 11x22mm, wheel diameter 75mmEasy installation stepStep 1: Pull older caster down and out of the leg socketStep 2: Push new caster up and into the leg socketUniversal fit caster wheels : 7/16 inch(11mm) universal stem width and 7/8inch(22mm) length that easily fits all wheel chair bases with 7/16inch。Office Chair Caster Wheels best quality :our heavy duty caster wheels are tested to hold 130 lbs per pcs,5 pcs can support up 650lbs, its frame, stem and wheel axle all made of high-grade steel. caster wheels are made of durable hard plastic with a shell of top-quality transparent polyurethane。Quiet and no noise: our chair wheels are made of high quality precision ball bearings, which do not make any squeaking sound when rotating, you do not need worry about noise of office chair wheels and it would bring you a quiet environment and would not disturb other people around you。Quik installation of wheels for office chair :simply disembling old chair wheels, without any tools needed, and push the stem of your new office chair wheels into the socket, until the stem is firmly anchored。Package include: 5 x Chair CastersOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.