Portable crane formed of composite members

A portable crane formed of composite members, comprising:

• a mast formed of a composite material;
• a boom formed of a composite material;
• a boom end housing removably coupled at a top of the mast, the boom end housing comprising an enclosure, a first end of the boom coupled within the boom end housing with an adhesive;
• an end cap at a second end of the boom, the end cap coupled to a sheave with a pin, the end cap covering a terminal end of the second end of the boom and extending along both sides of a slot in an upper surface of the second end and along a portion of a first side of the second end and along a portion of a second side of the second end;
• a boom pivot coupled to the boom end housing, the boom pivot coupling the boom to the mast and allowing the boom to pivot relative to the mast;
• and
• an angle adjuster releasably securing the boom at a desired angle relative to the mast, the angle adjuster coupled to a sleeve that is bonded to the mast with an adhesive;
• wherein the boom end housing comprises a plurality of plates, the plurality of plates comprising a plurality of protrusions and a plurality of depressions, the plurality of plates organized in a way that each of the protrusions is aligned with and received by one of the depressions.