Upgrade your Surefire Hellfighter HF5 model with the Surefire Hellfighter Replacement End Cap with Electronics. This essential component is designed to enhance the functionality and reliability of your Hellfighter light, ensuring it performs at its best when you need it the most. The replacement end cap is equipped with integrated electronics, optimizing the light's performance and ensuring seamless operation. Constructed with durability in mind, it promises long-lasting use, making it a reliable choice for your Hellfighter light. The end cap is also designed for easy installation, allowing for quick and hassle-free replacements, so you can get back to your mission with minimal downtime. Trust in the Surefire Hellfighter Replacement End Cap to keep your light in top condition and ready for any challenge. Replacement end cap for Surefire Hellfighter HF5 model. Includes integrated electronics for optimal performance. Durable construction for long-lasting use. Easy to install for quick replacements. Enhances functionality and reliability of your Hellfighter light. Surefire Hellfighter Replacement End Cap with Electronics for HF5 HF5-ENDCAP