Adjustable Door Guide, Zinc

322, zinc, adjustable door guide, designed for single sliding or bi-parting metal or wood doors, intended to take abuse from trucks, tractors & farm machinery when used around factory & farm buildings, smooth ramp on each side of the guide prevents cutting tractor or truck tires, mounts on concrete floors with lag screws & shields or on 6" x 6" post, 1/2" rod or bolt inserted through hole in each side will serve as a center stop for bi-parting doors, meets ansi/bhma, 156.14 manufactured from hot rolled steel.