VEVOR Leveling Casters - Adjustable ForReal Life Meet our unique caster wheels: trendylooks paired with ultra-quiet dual ball bearings make for a smooth,soundless glide. Our office chair wheels are solid as arock with reinforced carbon steel and a thick design. We're talking720 pounds of pure lifting power. With 360-degree swivel casters,effortlessly moving your gear has never felt so good. Your backwill thank you. When the device needs to be fixed, youcan easily adjust the chair wheels upwards, and when the deviceneeds to be moved, it can also be easily restored. Our heavy duty wheels? One-shot moldedpolyurethane! They glide so sneakily you won't even know theypassed by. And hey, they're pretty gentle on those lovelyfloors.