The Queen/Full/Twin Adjustable Bed Frame includes multiple support features for added durability. Its primary legs are reinforced with our Tri-Support system creating optimal frame support. With seven locking legs that create triple-thick steel strength and exceptional stability, the frame includes metal reinforced glides. In addition, a 1.5-inch center support is utilized for Queen and Full sizes. Frame width adjusts between 38 inches and 60 inches wide Tri-Support system creates optimal leg support Solid construction offers a strong foundation for any mattress reinforced glides Seven legs and center support for Queen and Full sizes Easy 5-minute assembly from box to bed frame Headboard brackets are compatible with most headboards Retail-ready packaging for efficient stocking and sales process Easily adjusts to fit Twin, Full, and Queen bed sizes