Steelock super-duty bed frames are guaranteed to last; evident of its lifetime warranty. Every aspect of the Steelock bed frame is reinforced with the best engineering and heavy-duty steel necessary to provide a strong foundation for sound sleep. Secure wedge connections can support any practical weight and require no tools for assembly. This frame stands on six rug rollers that are 2 1/2" wide (2 are locking rollers), plus additional support from a 2.5" double rail center brace. The frame is constructed with bolt on plates and an extra-wide offset to hook-in to virtually any headboard and footboard.