Mainstays 5" Metal Box Spring with Quick Assembly, Twin Size

As the backbone for solid mattress support . a box spring that falls short can make or break your night's sleep. We developed the Mainstays Twin Smart BoxSpring® with unbeatable durability and rock-solid stability to keep your mattress in shape for years to come. And our latest quick assembly version gives you total confidence when it comes to setup . requiring fewer bolts and ingeniously designed with easy to use . tool-free brackets. With our simple . step-by-step instructions on hand . you'll have this foundation built and ready to use within minutes. Built with a strong and durable steel frame and a versatile poly jacquard cover that slips right on . the Smart BoxSpring® is the picture of dependability for any mattress. All packed in a compact shipping box with everything included . even our 5-year worry free warranty! Now that's peace of mind you can sleep on.