Smooth and Quiet Operation: Our window hinges are designed with friction hinges to provide a smooth and effortless opening and closing experience. This eliminates the loud squeaking that traditional casement window hinges can produce. High Load-Bearing Capacity and Wide Range of Uses: This window hinge can be switched left and right, supporting two-way opening and closing. It is suitable for most types of casement windows made of aluminum alloy, wood, iron, or other materials, and has excellent load-bearing capacity. Reliable Weather Seal: The friction hinge mechanism ensures windows remain securely in place, providing a tight seal and protection from rain, wind, and dust in all weather conditions. Durable and Long-Lasting: Our window hinges are made of high-quality stainless steel material, offering excellent durability and weather resistance. They are rust and corrosion resistant and suitable for both indoor and outdoor use. Multifunctional Installation: The window hinge can be installed on almost any type of casement window, regardless of its material or size. Whether replacing or installing new hinges, these are quick and easy to install. Product Size: 30.5 x 2 cm