The Iron Horse® Bed Frame with Deluxe Spin Glide Collection from Glideaway features 2 1\4" wide Special Spin Glides. Each frame is designed with 1 1\2" x 1 1\2" steel side rails and cross arms. Heavy Duty Headboard Brackets provide improved strength and accommodate more headboard widths than standard brackets. Available in a 4 leg Twin / Full, a 6 leg Queen, a 7 leg Queen, a 6 leg King and a 6 leg Cal King. Lifetime Limited Warranty.