Stem Size Compatibility Stem Size: 7/16" x 7/8" (11mm x 22mm) grip ring stem fits most standard office chair and stool bases; not compatible with IKEA chairs.
Chair Conversion & Height Preservation 2.36" overall height and 2" bottom width, converts swivel caster chairs to stationary chairs while maintaining original chair height.
Heavy Duty Nylon Construction Made of sturdy nylon material, each glide supports up to 110 lbs, and a 5-pack supports a total weight of 550 lbs.
Stable Design & Floor Protection Firm stationary design prevents chair sliding, suitable for office, gaming, and daily use. Hard plastic base with felt pads helps protect floors from scratches and damage.
Tool-Free Easy Installation Simple push-in design allows for quick and hassle-free replacement of existing chair casters without tools.