MUL-T-LOCK MT5+ Cylinder for SCHLAGE - ARROW Single Cylinder Deadbolt Padlock with Extreme Weather Jacket When the user would like

When the user would like to convert the Hercular into a Double Cylinder application they will simply insert their normal key into the other cylinder on the inside portion of the Hercular turn and the thumbturn key will be removed

Temperature Range: -40°F to 185°F

some users would like to upgrade existing hardware with MUL-T-LOCK patented MTL800(MT5+) key control

X - Full compatibility

MUL-T-LOCK MT5+ Cylinder for SCHLAGE - ARROW Single Cylinder Deadbolt Padlock with Extreme Weather Jacket When the user would likeMUL T LOCK offers a wide variety retrofit solutions for existing Knob Lever and Deadbolt Locks. Although MUL T LOCK's Hercular Deabolt and Adonis Locksets provide superior protection some users with limited budgets would like to upgrade existing hardware with MUL T LOCK Patented MT5+ Key Control.