Black CAL Double Bolt Sliding Door Security Lock (DL-2BOLT-B)

KEY FEATURES: Dimensions and Weight: Weight: 0.28 lbs - Dimensions: 8.5 × 1.63 × 0.37 in Child Safety - The most secure and easiest way to prevent your children from wandering outside the house High Security - Has been tested to provide over 1000 lbs. of Forced Entry Load Tension, preventing criminals from being able to lift out the sliding glass door from their tracks The Bolt Lock's sleek, aesthetic, and low profile design helps fit easily within the limited space available between the sliding glass door frame and the interior of the door panel – allowing the lock to virtually disappear within the frame and window environment Works in the middle junction of most double sliding doors. Impact sliding glass doors and windows might need a larger latch if in the northern part of the US