Made with 7/8" Sq. #420 knotless netting, These cages come with a second detached baffle for each unit. Each cage is green weather treated. The frames are made of 3/4" diameter steel conduit which is readily available at home center for about $2 to $2.50 per 10 ft. piece. We furnish the galvanized steel corner fittings in kit form. Each fitting has thumb screws for tight fit with each piece of conduit.