12 Adjustable 1/2" Stem Threaded Nickel Base Glide Levelers (1/4"-20) Material:Nickel There are some exceptions like

There are some exceptions like Homecrest or Samsonite which use two layers of material on some of their furniture to slide the slings over an internal frame

20X Ferrite core split 7MM 500MHZ frequency min: 50MHz frequency max: 500MHz cable diameter max: 7mm ferrite mounting: split core impedance: 35ohm Series: ZCAT

Fits 1" to 1-1/4" outside diameter tubing

Ship in a protective box

12 Adjustable 1/2" Stem Threaded Nickel Base Glide Levelers (1/4"-20) Material:Nickel There are some exceptions likePut a stop to wobbly desks chairs and furniture all together with adjustable glides. These threaded 1 2" stem steel glides easily screw into a threaded hole to your selected height providing a great leveling solution for all furniture types. The glides nickel base aids furniture in sliding and can also reduce the amount of damage done to your floors due to old or worn glides. Easy to install and works in conjunction with threaded stem inserts. Stem