1APPLICABLE SCOPE: Single hole adjustable sliding lock kit, suitable for horizontal and vertical sliding window or door, with good compatibility. 2EASY OPERATION: Each window sliding lock is equipped with a hex wrench, which is fixed to the track through a key, no additional tools required. 3METAL STRUCTURE: Using aluminum alloy frame and stainless steel screws, the window sliding lock has a sturdy structure that is stable and reliable. 4MULTIPLE FUNCTION: This sliding lock set can be used to keep window partially open and closed, prevent theft or prevent kids from falling, improve air quality. 510 SETS SLIDING LOCK: Includes 10 sets of window sliding locks, easy to install and remove, suitable for use in home, office, or classroom settings. 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 10 x Sliding Window Locks 10 x Baffles 10 x Wrenches 1 x Opener Wrench