
01
Fit the end rails.
Seat the upward-open joints into the four corner legs.
Less hardware. More structure.
This Queen sequence matches the video below: assemble the interlocking outer frame, add the three support legs and center rail, then lower the slat unit into place.

Seat the upward-open joints into the four corner legs.

Lower the downward-open joints into place by hand.

Hand-thread three adjustable support legs into the Queen center rail.

Lower the assembled rail, then hand-tighten one black fastener at each end.

Lower the Queen slat unit evenly into the completed frame.
The video shows the interlocking corners, center support, hand-tightened Queen fasteners and final slat placement.