N201 (LH4100+) - 201 Series 5 Lever Expanding Security Gate Lock Application All security gate locks are suitable for both new installation or for retro fit. In some cases lock boxes are supplied for easy installation. Specification The security gate lock range includes wing bolt and hook bolt locks for sliding doors and double throw dead bolt locks for swing gates and doors. The latch bolt lock is most suited to installations with electric strikes. Locks are normally supplied keyed to differ but may be ordered in the keyed alike format. For those locks where cylinders are used, sub master and master keyed options are available. Finish The lock cases are made of steel and either zinc plated or yellow passivated. Bolts are made from brass, steel and zinc, depending on the application. The levers are stainless steel, passivated steel or brass and include phosphor bronze springs. Standards Get in touch Contact us You may also be interested in the following products: C727NP - Double Cylinder (Small Oval) N302 - 301 Series 5 Lever (Double Throw) Security Gate Lock N888 (LH8881 / LH8882) - Latch & Deadbolt Lock for Steel Security Swing Gate