3922 - Double Cylinder Application For use with locks accepting Euro profile cylinders. Specification Fitting of CylinderCylinders are supplied with fixing screw.Standard lengths are 61mm and 71mm.Extended length cylinders are also available up to +40+40 in size (160mm Overall).Decorative and security accessories are available: see Door Furniture section. Cylinder Features:Drill Protection as Standard - 5 minutes drilling resistanceEnhanced plug pulling resistanceParacentric key way for resistance to picking and manipulation of system pinsBumping resistance Optional functionsDA1 - Dual action / Emergency function Finish Available in satin chrome finish Standards Cylinders for LocksTested in accordance with BS EN 1303:2015Classification:160B0C6D**when used with appropriate security escutcheonFire RatedTested in accordance with BS EN 1634-1:2000Product range is suitable for use on fire resistant and smoke control doors. Downloads 3922 - Double Cylinder (.pdf, 127 kB) Close 3923 - Single CylinderFor use with locks accepting Euro profile cylinders. 3927 - Cylinder with Oval TurnFor use with locks accepting Euro profile cylinders. 3924 - Cylinder with Small Round TurnFor use with locks accepting Euro profile cylinders.