Widely Used: Sliding window locks can be easily applied to most environments, such as patio doors, sliding glass doors, sliding windows in hotels, residences, hospitals, schools and businesses. desks to give children a safe environment Durable material: made of stainless steel, the main material is strong and durable, the material is thick, and the screws are thick, equipped with plastic soft rubber pads, anti-scratch, anti-wear finish, easy to open the surface, durable sliding door and window latches Safety performancePut it on the window or door bar, open and close by the part that needs the window, prevent thieves and children from climbing the window, limit indoor ventilation, improve air circulation, and protect the safety and theft of family and children Installat ion easy: no-punching installation, card installation, no punching, easy replacement, no other tools required. Each window lock has an internal hex with a key, and can be tightened by turning the hex key to the right Precise design: scratch-resistant silicone rubber pad, resistance to friction and aging , high temperature protection window. Suitable for most aluminum alloy and plastic windows, vertical or horizontal sliding doors Suitable for all types of materials, mobilize sliding door and window tools, instantly lock sliding doors and windows - no need to drill holes , prevent forced window lifting from the outside, protect your safety and family security, easy to disassemble and reuse Application: Sliding doors and windows Material: Stainless Steel + Rubber Dimensions: 6.8 x 3.6 x 3.2 cm. Adjustable range: 1cm-6.8cm suitable for plastic steel window track. Product color: silver Quantity 2 sliding window locks. 2 hex keys. friendly reminder 1. This window lock is not suitable for the track in the middle of the window. 2. There is a slight error in manual measurements, which is subject to the actual product, but it does not affect the quality and use of the product. Quantity