Hatch Latches are constructed of corrosion resistant stamped 304 stainless steel. Simple screw-in action holds hatch securely in closed position. Installs with four #10 RH fasteners (not included).A14-3/16″ B24-3/16″ C1-3/8″ UPC35514321143MPN321292-1LNS Part #354-3212921KMS Part #SDG 3212921DMP Part #00-0264