Main frame is constructed of 1.75” x 1.75” high tensile galvanized steel tubing. Individual doors within main frame are constructed of 1” square tubing and provide separate access to each pen. Gates available in lengths with 2, 3, or 4 door configuration. Welds coated with ZRC, a zinc galvanizing compound for greater corrosion control. Compact auto latch securely fastens small door to main gate. Adjustable hinges simplify level adjustment.