Streamlight Switch Assembly - Scorpion/Scorpion LED/Stinger XT Tailcap. In order to replace the power switch of a Streamlight Scorpion Streamlight Scorpion LED or Streamlight Stinger XT Flashlight this Streamlight Switch Assembly is the right part. When you're looking for Streamlight parts we are the best place to buy online. We stock a full selection of replacement parts for Streamlight flashlights. Whether you need to replace a part of your Streamlight flash light that's worn out or a piece that was damaged on the job you can buy replacement Streamlight components here Features of Streamlight 850018 Switch Assembly for Scorpion/Scorpion LED/Stinger XT Lights: Fits: Scorpion Scorpion LED Stinger XT Flashlights Replacement tail switch assembly Package Contents: Streamlight Parts - Replacement Tail Cap Switch Assembly Scorpion/Scorpion LED/Stinger XT Flashlights 850018 Streamlight Switch Assembly - Scorpion/Scorpion LED/Stinger XT Tailcap 850018