This stainless steel cart has a large surface area for greater capacity. The 2 adjustable steel wire shelves move in 1" increments so even the biggest items will fit. This stainless steel cart has 4 swiveling casters with heavy duty bearings and rubber wheels. 2 of the swiveling casters can be locked for safe storage. The solid top cleans easily and has rounded ends on each side. The posts are 1 1/2" in diameter and constructed of steel in a bright chrome finish.