Streamlight Face Cap Assembly for newer-model Survivor LED Lanterns is part of Streamlight's huge selection of replacement Streamlight parts. The Streamlight 90557 replaces the existing Face Cap Assembly on newer-model Streamlight Survivor LED Lanterns. Streamlight's complete line of Streamlight replacement parts gives you the ability to replace almost any component on a Streamlight Flashlight - so you can keep your Streamlight Survivor LED Lantern in service longer!