... : Normal or computer keys or others can choose A54MM zinc alloy cylinder lock1-Single Side Open Cylinder Lock2-Shape: Mortise Door ... , 70mm, 80mm, 90mm6-Material: Brass, Aluminium, Zinc Alloy 7-Inside Core: Brass, Zinc Alloy 8-Inside Pins: Brass Pins or Iron Pins9 ... , AC and So onHigh quality guarantee Lock cylinder; Brass, zinc alloy, aluminium material are optional; Allcolor can be available, like PB ...