Bedbeam ii™ replacement support frame

Bedbeam ii™ replacement support frame


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Reinforce your bed frame and mattress with the premium, patented design of Knickerbocker's Bedbeam II™ replacement bed slat system. Securely attaching to the wooden side rail's cleat, substitute your wooden bed slats with flex-free, sturdy support. Twin railroad steel beams and a center column offer highly durable, unwavering strength to the bed support system. Assuring your bed's future performance, eliminate sagging while providing maximum comfort and longevity to a crucial piece of furniture, your mattress. 

• Made in the USA
• Replacement bed slat support system
• Bedbeam II™ adjusts to fit 3-bed sizes: Full, Queen, and King.
• Required inside width for side rails: 53 ¼” to 55 ½” (Full Size), 59 3/8” to 63 ½” (Queen Size), 75 3/8” to 79 ½” (King Size).
• Built from durable composite materials and rail track steel.
• Requirements: Must have a wooden side rail with a cleat. The wood cleat must be between 5” to 18” off of the floor.
• Wide-attachment ends secure to the wooden side rail cleat, holding the center support firmly in place.
• Drop & lock technology locks legs securely in place.
• Maintains ridged, strong support with a molded composite column. The column features rivets at two wide-spaced points to the twin support, buttressing the leg in position.
• Bedbeam II™ features twin steel beams engineered for superior strength.
• Platform bed and adjustable base compatible.
• Includes two housings.
• Warranty: Lifetime



Free Local Delivery
& Set Up

At City Mattress local delivery and set up is always free...and there’s no minimum purchase. Our delivery experts work exclusively for City Mattress. They will deliver and set up your new purchase for free. Should you wish to remove your old bedding, we can do that for a nominal charge.

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Testimonials Background
Testimonials Background

We have purchased all of our bedding for the last 30 years from City Mattress and your products and services have been consistently excellent. Thank you!!!

Newton B. Green II

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