3 Inch Office Desk Chair Wheels Replacement, Stem 7/16-7/8 (-Black)

1.【Not for 1KEA Chairs】Note! Note! Note! These office Chair Wheels are not compatible with 1KEA chairs. Please confirm compatibility before purchasing. The stem diameter is 7/16", the length is 7/8", and installation is very easy without any tools. They are compatible with 98% of office chairs and e-sports chairs, making them an ideal replacement option for office chair casters 2.【ULTRA-SILENT & SMOOTH ROLLING】Equipped with premium ball bearings and soft polyurethane wheels, these casters ensure effortless and noiseless movement across any floor type. Perfect for quiet settings like shared offices, professional gaming setups, or even a home office near a sleeping baby 3.【FLOOR-SAFE DESIGN】The extra-thick, non-marking polyurethane coating protects your floors from scratches, scuffs, or marks. These rollerblade-style replacement wheels are completely safe for hardwood, carpet, tile, laminate, and other delicate surfaces 4.【HEAVY-DUTY & DURABLE BUILD】Constructed with a robust steel housing, this set of 5 casters supports a maximum weight capacity of up to 660 lbs. They have also successfully passed the highest-level TUV testing standards for ultimate reliability and longevity 5.【TOOL-FREE INSTALLATION】Designed for a hassle-free, plug-and-play setup. Simply pull out your existing chair castors and pop these new ones in—absolutely no tools required. You'll be enjoying a smooth, quiet glide in seconds! 6.【PERFECT FIT & UNIVERSAL COMPATIBILITY】Featuring a standard stem size of 7/16" (11mm) diameter by 7/8" (22mm) length, they fit most office chairs (Note: NOT compatible with 1KEA chairs). Please carefully measure your current stem size before purchasing