Double ball bearing swivel head
Type:Swivel 360 degree rotary
Superior mechanical,Universal casters, Would not scratch the floor
4 x bearings, strong heavy duty to support up to 700LBS
Great for rolling work in office or meeting, on matter on hardwood floor,carpet,tile etc
Size: 10*22mm/11*22mm
Color: Black
Material: rubber
Package Content: 5* casters
Only 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.