Lockey M210JBDCEZ – Keyless Entry Deadbolt Jet Black Double Combination – Open Box. M210 EZ Mechanical Keyless Double Combination Deadbolt Lock. About the M210 Deadbolt. The M210 Keyless Deadbolt lock is part of the wave of innovation in home security. This lock features a vandal-protected, rust-resistant, combination keypad, and only permits access to those who know its code. For use on doors requiring top-bolt locking, the M210 Keyless Deadbolt Lock retrofits to your common, everyday deadbolt. As strong as any lock in its class, this keyless lock with deadbolt adds value to your property. The M210 is suited for light traffic residential and small office entry doors where you want to control access for a relatively few number of people. Mechanical, keyless deadbolt lock EZ plates (metal trim plates) included- installs in minutes with no drilling on doors with an existing 2 1/8? Deadbolt hole One user code with thousands of possible combinations Thumbturn on interior and exterior Changeable handing Adjustable deadbolt backset Covers standard 2 1/8 hole. Dimensions: 5″ L x 1 1/2″ W x 1 7/8″ D Total Coverage with Trim Plates: 5 5/8″ L x 2 1/2″ W Backset: Adjustable Door Thickness: 1 1/8″ to 2″, up to 5″ with. Extension Kit and EZ Plates (metal trim plates) not compatible Door Prep Edge Bore: 1 Material: Zinc-plated steel Teflon coated stainless steel interior components For Exterior & Interior Use Weather Resistant.