Snooze Structures Adjustable Center Support System

Steady Support: Replaces unstable bed slats to support your sagging mattress and box spring and create a solid sleep foundation; designed to attach to your existing bed frame Heavy-duty Rails: Includes three adjustable-length, solid steel cross rails, and one heavy-duty center rail support, wing nut securely fastens adjustable center rails in place Fits Full, Full XL, Queen, King, and California King bed frames, adjusts from 52.5 to 77.5 inches Enhance Your Style: For when your stylish frame does not have ideal support; great to use with frames of all materials, with vintage or antique bed frames; accommodates custom frame sizes Adjustable Legs: Leg height adjusts from 6.5 to 15.5 inches from floor to box spring (Allen wrench included)