CY410N - ABLOY Protec - Key-In-Knob cylinder CategoriesBrandsAbloyCY410N - ABLOY Protec - Key-In-Knob cylinder CY410N - ABLOY Protec - Key-In-Knob cylinder Out of Stock. Contact us for availability. SpecificationsNumber of discs: 11.Cylinder housing material: Brass.Cylinder housing finish: Satin Chrome. $161.00 Can be master-keyed with door cylinders.Key in Knob cylinder for US style knob sets (PD) to suit a floating tailpiece. Complete with tailpiece.ADDITIONAL INFORMATION BrandAbloyColourSatin ChromeRelated DownloadsABLOY PROTEC - ANSI Cylinders (Size: 193.9 KB) ABLOY PROTEC ANSI cylinders are compatible with all standard mortice and rim locks and key-in-knob locks.ABLOY PROTEC - The Next Generation of High Security (Size: 630 KB) ABLOY PROTEC is the culmination of 90 years of world-leading development of the rotating disc cylinder. ×Close Nothing to see here!