Pultruded adjustable bed frame

A bed frame, comprising:

• a first and a second side rail coupled in a spaced parallel relationship, each side rail comprising a first side rail member and a second side rail member, each side rail member having a first end opposite a second end, wherein the first end of the first side rail member receives the first end of the second side rail member such that the first side rail member is adjustable with respect to the second side rail member;
• a first and a second end rail, each end rail coupled between and oriented orthogonally to the first and the second side rails;
• and
• a plurality of uprights that couples the side rails to the end rails, each upright having a plurality of surfaces extending between a first end and a second end, wherein the first end of the plurality of uprights couples to the side rails, and wherein the second end of the plurality of uprights couples to the end rails,
• wherein the plurality of surfaces includes a first surface, a second surface, a third surface, and a fourth surface, wherein each of the plurality of uprights includes a first cutout in the first surface, wherein the first cutout is positioned on the first end of the upright to receive one of the first or second side rails, wherein each of the plurality of uprights includes a second cutout in the second surface, wherein the second cutout is positioned on the second end of the upright to receive one of the first or second end rails.