High Z-Bracket, Silver, Used For Secures Equipment With Adjustable Legs That Have 1 in Clearance From Floor. Equipment That Is Backed Up To A Wall Needs Two Z-Brackets On Front Legs. Equipment That Has No Wall Behind It Needs Four Z-Brackets., Includes (1) Z-Bracket With 1 in High Rise, (2) 3/8 in Drop Anchors, (2) 3/8 in Anchor Bolts, (2) 3/8 in Washers, Instructions