BEST 1E Series Premium Core 6-Pin Mortise Cylinder with Interchangeable Core SystemProfessional Mortise Cylinder Solution with Interchangeable Core TechnologyThe BEST 1E Series Premium Core 6-Pin Mortise Cylinder delivers professional-grade security with a 1-5/32″ diameter design engineered for standard mortise applications. This premium cylinder features BEST’s interchangeable core system and is machined from brass or bronze bar stock for exceptional durability. The cylinder includes a standard 1E-C4 cam and diagonal set screw mounting system for secure installation in mortise housings.Professional Features & BenefitsPrecision Dimensions: 1-5/32″ diameter specifically designed for standard mortise lock applications with proper fit and alignment.Interchangeable Core System: Features BEST interchangeable core technology allowing integration into existing BEST master key systems for flexible access control.Premium Construction: Machined from brass or bronze bar stock providing superior durability and corrosion resistance for long-term performance.Secure Mounting Design: Diagonal set screw mounts in cylinder wall to hold the cylinder securely in the housing, preventing unauthorized removal.Standard Cam Configuration: Includes standard 1E-C4 cam for compatibility with BEST mortise lock mechanisms and proper operation.Versatile Compatibility: Can be altered with different cams and cylinder rings to function with other manufacturers’ locks for retrofit applications.Master Key Integration: May be master-keyed into any existing BEST system for comprehensive access control management.Technical SpecificationsCollection: E Series CylindersCommercial/Residential: ResidentialDepartment: Door HardwareParts and Accessories Type: Replacement PartsProduct Attribute: Parts and AccessoriesProduct Category: Mechanical LocksProduct Group: Parts and AccessoriesProduct Subgroup: CylindersProduct Type: CylindersSeries: 1E SeriesSubcategory: Parts and AccessoriesInstallation & OperationThis cylinder component is designed for use with compatible BEST mortise lock systems. Refer to the parent device installation instructions and manufacturer documentation for proper integration. Ensure compatibility with existing hardware before installation.Professional ApplicationsCommercial Office BuildingsEducational FacilitiesHealthcare InstitutionsRetail EstablishmentsMulti-Tenant Residential PropertiesGovernment and Municipal BuildingsMaster Key System UpgradesWhy Choose BEST Quality?BEST 1E Series cylinders deliver professional-grade reliability with precision-machined brass or bronze construction and secure diagonal set screw mounting. The interchangeable core system provides flexibility for master key integration and system expansion. Engineered for demanding commercial applications where dependable access control performance is essential.