The Schlage Primus Keyed Door Lock Cylinder in Satin Silver Finish comes with one key, making it suitable for securing doors in your home or building. The lock cylinder is made of durable metal and features a sleek satin finish, adding a touch of elegance to your door hardware. With its keyed mounting, this lock is designed to provide security while also being easy to use. The Primus brand ensures quality and reliability in this essential home improvement item.