Screen Door Cylinders - Floating Cam
You can buy new replacement lock cylinders for your security screen doors, you can order them with the same key or have them key matched to the other locks in your order, so everything will operate on the same key. Buy replacement screen door cylinders and replace them yourself to save time and money.
Screen door cylinders can be identified by the part in the middle of the cylinder, if it moves from 112 o'clock to 5 o'clock it's a screen door cylinder. This type of cylinder is known as a floating cam cylinder and is used on-screen door locks.