Fail Secure Electric Latch Bolt Lock W/ Cylinder for Wooden Meal Glass Door,
Superior Strength Aluminium Alloy, Solid Stainless Steel Bolt. Fail secure - Locked when power is removed. Lock Body 260Lx30Wx73H(mm) / 10.2Lx1.18Wx2.9H(in) Magnetic Plate 100Lx25Wx2.5H(mm) / 3.94Lx1Wx0.1H(in).