Abstract: Disclosed is a ratchet for a frame system including at least a first frame section and a second frame section, the ratchet including a ratchet mount affixable to the first frame section; a ratchet hinge that is rotatably associated with said ratchet mount, said ratchet hinge being affixable to the second frame section; and a ratchet locking device configured to releasably lock said ratchet hinge at desirable angles relative to said ratchet mount. Further disclosed is a frame system with foldable features, the system including a first frame section rotatably associated with a second frame section via a ratchet, said ratchet allowing said first frame section and said second frame section to be foldable towards and away from each other, wherein said ratchet is configured to releasably lock said second frame section at desirable angles relative to said first frame section.