Extra Strong Heavy Duty Metal Frame


Mattress Size Chart
Mattress W L
Crib 28" 52"
Twin (single) 39" 75"
Twin XL 39" 80"
Full (double) 54" 75"
Queen Short 60" 74"
Queen 60" 80"
King 76" 80"
Cal King 72" 84"

knickerbocker kb2007 monster metal frame The Knickerbocker Monster metal frame is our top of the line frame for any size beds. All parts are made of thicker steel with rails 50% larger than other premium frames to increase strength. This extra strong frame also comes with a lifetime warranty. This frame has not 5, but 7 legs of support, to prevent sagging even with multiple people sleeping on top. If you need a heavy duty, durable frame, this will be the last one you ever need to buy because it can be configured to accomodate any standard size mattress box spring such as twin, full, queen, king and california king.

Heavy Duty Metal Bed Frame
Knickerbocker KB2007 monster ultra-premium frame

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Knickerbocker Monster Bed Frame

7 Leg Monster $ 129


8" Height Frame


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made in the usa All of our Knickerbocker metal frames are made in USA with pride to ensure top quality and help support the local economy.
3 center legs and double wide metal rail on heavy duty bed frame

The center rail is double wide to make it extra strong.
Three center legs
for added support of all mattress sizes to prevent sag. Most frames only have one center support.

heavy duty rollers protect carpet Four heavy duty rollers protect carpet and make the bed easier to move for cleaning and changing sheets. Two of the wheels lock to prevent the bed from rolling.
heavy duty metal bed frame with 2x stronger side rails of thicker steel Heavy duty metal bed frame with 2x stronger side rails are taller and made of thicker guage steel to help this frame support over 1000 pounds without sagging.