Locking Deluxe Monkeytail FastenerOur range of Monkeytail fasteners feature a traditional look combined with the benefits of a modern and secure configuration. Designed to fit casement windows and to match the products in our Monkeytail range. For ease of use, this handle is hinged which ensures it can be lifted away from the window. These fasteners are handed, so it's important to make sure you choose the correct hand. From the inside looking out, if your window is hinged on the