Highcool French Door Childproof Double-Door Lock — Unibody 1/2" Aluminum | Fits Straight Knobs (neck not to exceed 32mm, handle spacing not to exceed 185mm)

Add an extra security layer to French and double doors with the Highcool unibody dual door lock. Constructed from a single piece of 1/2" thick aluminum, this unit is built to resist forced entry and supplements your primary lock if it is compromised. Compatibility: fits most standard straight door knobs but does not fit curved knobs — before purchase measure the door handle neck (must not exceed 32mm) and the distance between the two handles (must not exceed 185mm). Adjustment and fit: the lock includes three pin slots to accommodate common double-door handle widths and features a reversible design for either door orientation, with pin positions for (6 3/8"), (6 7/8"), (7 5/16"). Quick to operate, it can be engaged or released in moments, providing homeowners crucial extra time during an attempted break-in to help protect property and occupants.