Fits Pella Storm Doors: Replacement lock body is designed specifically for Pella storm doors, please verify compatibility with your existing hardware before purchasing as it is not universal Safe And Secure: Locking mechanism has 2-1/2" bolt spacing with centered deadlock and handle PZ size 2-1/2" Guaranteed Compatibility: Compatible with replacement cylinders manufactured by Pella. The lock cylinder knob/key turns 270 degrees before engaging the cam, ensuring reliable locking and unlocking operation Excellent Material:The excellent material and durability make it a reliable choice for storm door replacement parts After-sales service: If you need any help, please contact us by email and we will reply to you as soon as possible Storm Door 2 Piont Mortise Lock Body