(It is expensive to replace a broken door handle or door handle): When your door handle is broken, old or ugly, do not replace the door completely, but just with a new sliding ceiling handle! The sliding door lock set with yard door handle + book yard door/key is the most economical and practical. It can be mounted on left and right hand sliding doors with standard reverb. A 45 book lock that can be used to slide wooden, aluminum and ethylene doors. There is a key on the outside, so you can lock the door from the outside. You can lock your house in the outdoor courtyard to give it a safe and peaceful mind. A door lock with a reversible design and a handle: also called non-handlock. Our handle is designed as a door that opens right or left or right, please choose! Replace the sliding door lock. More importantly, the slot lock is equipped with a keeper aim.