Major Mfg MCE X012 "Extend A Cylinder" Mortise Cylinder Extension Kit 1 2" PowerPlex Read Pin Code for most Read Pin Code for most vehicles 1 mm) Cylinder Key Controlled Brass Dimple Cylinder Keyway Key Controlled Pick Resistant #06 Keyway Keys Includes 5 Dimple Keys & 1 Duplication Card Cams Includes 2 Cams AR Key Controlled AdamsRite Cam and ST Key Controlled Yale Standard Cam Finish 10B Oil Rubbed Bronze Keying Keyed Alike Up To 12 KA 12 Warranty Limited Lifetime Mechanical Warranty Note: Any two extension kits may be ganged together to add extra length when needed Choose a drive cam (not included) from the available models