Professional Architectural Grade Quality defines this heavy duty casement fastener. A classic American design that is well over a century old, this is a period authentic reproduction made of genuine Solid Brass for strength and durability. This classic casement fastener by idh by St. Simons of California out performs its competition with its superior design and precise engineering of the fastening system, to ensure smooth function and positive tension. Hand polished to a brilliant finish, this casement fastener will impress you. It comes with 3 different Solid Brass keepers for different mounting applications. This is one of finest sash catches you can find in the market today. Install it with confidence that it will last because it is so durable. This is the smaller of the two sizes available.