Streamlight Face Cap Ring - PolyStinger LED/DS LED. If you need to replace the Face Cap Ring of a Streamlight PolyStinger LED or DS LED Flashlight this Streamlight Face Cap Ring is the part you need. Streamlight parts are available here We stock a full selection of replacement parts for Streamlight flashlights. Even with Streamlight quality parts sometimes wear out or get damaged. Not to worry - you can buy replacement parts here Features of Streamlight 761021 Face Cap Ring for PolyStinger LED/DS LED Flashlights: Fits: PolyStinger LED and PolyStinger DS LED Flashlights Replacement Face Cap Ring Package Contents: Streamlight Parts - Replacement Face Cap Ring PolyStinger LED & DS LED Flashlights 761021 Streamlight Face Cap Ring - PolyStinger LED/DS LED 761021