CY501N - ABLOY Protec - 001 Key-In-Knob Cylinder CategoriesBrandsAbloyCY501N - ABLOY Protec - 001 Key-In-Knob Cylinder CY501N - ABLOY Protec - 001 Key-In-Knob Cylinder Out of Stock. Contact us for availability. SpecificationsNumber of discs: 11.Cylinder housing material: Brass.Cylinder housing finish: Satin Chrome Brushed. Please Contact Us For Price This cylinder is used for the inside of the Lockwood 001 Deadlatch.Can be master-keyed with door cylinders. NOTE: Knob will need to be reamed out to 16 mm diameter to accept this cylinder. Modification to the cam assembly may be required. Unassembled cylinder is supplied without cam assembly.Related Downloads ABLOY Protec Australian CylindersCY501 ×Close Nothing to see here!