The Master Lock M15XKADLJ 2-1/2 In. Boron Shackle Magnum Keyed Padlock is a high-quality security solution made of durable steel with a laminated steel body. This silver padlock features a 2-1/2 inch diameter shackle and a 2 inch length, depth, and height, providing a sturdy and reliable lock for your home or property. With a keyed lock mechanism, this product ensures that only the owner has access to the contents within. The Master Lock brand is known for its trusted and dependable security products, making this padlock a great choice for protecting your belongings. 2 Keys included