3 collector 45 degree stand, (4) 10' lengths of unistrut, lateral support brackets & bolts & spring nuts, (3) 45 deg unistrut triangle with brackets & bolts, 4 Clamps, (4) 3/8" bolts, (4) 3/8" spring nuts, (4) 5.5" bolts, (4) 1/4" nylon nuts, (12) 3"x 3/8" lag bolts