King's Brand Twin Size Heavy Duty Metal Platform Folding Guest Bed Frame Kings Brand Furniture - Twin-Size Heavy-Duty Metal Platform Folding Guest Bed Frame. Offers durability, comfort, and mobility. The grid design provides a solid support for any mattress with no additional box spring needed. Its fully metal frame with eight legs offers a sturdy and long-lasting foundation for your mattress. The bed easily folds in two, and the caster wheels make it simple and painless to transport this bed anywhere a good sleep is needed. Dimensions: 72" x 39" x 14". Simple assembly required.