General description These High Profile Bell Glides are designed to convert swivel office chairs with casters into stationary chairs without compromising chair height. Ideal for those looking to enhance stability, these glides are perfect for replacing old or worn glides on rolling stools or office chairs. Technical specifications Standard B stem size diameter: 7/16 inch (11mm) Standard B stem size height: 7/8 inch (22mm) Overall glide height: 2 inches Bottom width: 2 inches Top width: 1.33 inches Material: Metal + Nylon Diameter: 50mm Compatibility and accessories Not suitable for chairs using 10mm stem casters Package includes: 5 Universal casters Other information