Sell 10Pcs Office Chair or Stool Swivel Caster Wheels Stationary Castors best price

1.100% brand new 2.Easy to install,simply pull out old casters and hammer in new glides with mallet. 3.Will not scratch or scuff floors,keeps chairs from rolling. 4.Convert any office chair with casters to a stationary chair without losing the chair height. 5.The plunger of glides are fit for universal type of chairs. Description: Material:Plastic + Metal Color:Black Height:6cm Connect Head Dia:1.1cm Bottom Dia:5.2cm Package include: 10 * Office Chair Stationary GlidesOnly 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.