Manufacturer Olympus Lock Model 600DW-US4-78-KD Keyway CCL R1 Keyway Rekeyable Easily rekeyable via set screw cylinder release mechanism Barrel Length 7/8″ Barrel Diameter 7/8″ Finish US4 Brushed Brass Cylinder Solid brass pin tumbler cylinder drilled for 6 pins Keying KD – 5 pin standard ANSI/BHMA No. E07041 – Tested to ANSI/BHMA A156.11 Grade 1 cycle testing. Warranty 1 Year Warranty Weight 0.5000