Complete Spindle Kit Included: This set includes 5 different lengths of spindles (9mm, 15mm, 30mm, 43mm, 55mm) to a for a variety of window thicknesses, perfect for replacement or new installation projects. Enhanced Security with Key Locking: Designed for security and convenience, this handle features a key locking mechanism to prevent unauthorized access, providing peace of mind and enhanced security for your home or office. Ergonomic and User-Friendly Design: The handle is designed for ease of use, with a push-to-open feature and a unique scalloping function. The recessed button and audible click when closed confirm that the window is securely locked. Universal Fit for Wood and Casement : This versatile handle is suitable for a variety of window types, including wood and casement , making it the perfect choice for a variety of window settings. and Beautiful: Not only is this white window handle and long-lasting, it also blends in beautifully with any interior dcor, enhancing the overall look of your window. Colour:White Material:Aluminum Alloy Package Contents: 1 * Door handle 2 * Bamboo screws 5 * Square columns (9mm, 15mm, 30mm, 43mm, 55mm) 1 * Key 1 * Plastic cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.