1APPLICABLE RANGE: Single hole sliding window lock set, suitable for vertical or horizontal sliding door or window, which is safe and reliable. 2EASY OPERATION: No additional tools required, each window lock is paired with a hex wrench, and secure the lock to the track with a key. 3METAL STRUCTURE: Using aluminum alloy frame and stainless steel screws, the sliding window lock has a sturdy structure, stable and durable. 4MAIN PURPOSE: This lock is suitable for most environments, keeping the window open and closed, providing security for family members. 58 SETS SLIDING LOCK: Includes 8 sets of sliding window locks, easy to install and adjust, and multiple locks can be added for added security. Specification Item Type: Sliding Window Lock Material: Aluminum Alloy, Stainless Steel Single Size: Approx. 3 x 2.4 x 2.4cm / 1.2 x 0.9 x 0.9in Applicable Track Height: >1.5cm / 0.59in Applicable Track Thickness: 1.6cm / 0.63in Package List 8 x Sliding Window Locks 8 x Baffles 8 x Wrenches