1. APPLICABLE SCOPE: Single-hole adjustable sliding lock kit, suitable for horizontal and vertical sliding windows or doors, with good compatibility. 2. EASY OPERATION: Each sliding window lock is equipped with a hex key, which is attached to the rail using a wrench, no additional tools are required. 3. METAL STRUCTURE: Using aluminum alloy frame and stainless steel screws, the sliding window lock has a sturdy structure, stable and reliable. 4. MULTIPLE FUNCTION: This sliding lock set can be used to keep the window partially open and closed, prevent theft or prevent children from falling, improve air quality. 5. 10 SETS OF SLIDING LOCKS: Includes 10 sets of sliding window locks, easy to install and remove, suitable for use at home, office or classroom. 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: 10 x Sliding Window Locks 10 x Baffles 10 Keys 1 x Opening Key