Replacement Parts: This product is a replacement part for storm doors. It is designed to fit Pella storm doors and is compatible with certain models. Dimensions: Bolts are 2-1/2 inches apart; Overall faceplate length: 8-1/2 inches; Installation screw holes: 7-5/16 inches (screws not included); PZ (center of handle to center of cylinder): 2-5/8 inches; Security: The lock is designed for storm doors and provides added security. It has a 2-point locking mechanism for added strength and durability. The lock is also operated using a hand control for easy access. Easy Installation: This product is easy to install. It requires a factory bored 1-9/16-in by 5-1/2-in mortised hole on the edge of the door. Screws not included. Quality: This product is made from high-quality materials and is designed to provide long-lasting performance. It is a reliable replacement part for storm doors and is compatible with certain models. This storm door handle set is a perfect replacement for your old or damaged storm door handle set. It is made of high-quality materials and is designed to provide years of reliable service. The set includes a handle, a strike plate, and mounting screws, making it easy to install. The handle is made of durable stainless steel and is designed to resist rust and corrosion. The strike plate is made of high-quality brass and is designed to provide a secure lock. The mounting screws are made of stainless steel and are designed to provide a secure and durable connection. The set is compatible with Fit Pella storm doors only and requires a factory bored 1-9/16-in by 5-1/2-in mortised hole on the edge of the door. The lock is operated using a hand control for easy access and is designed for added security.