Go remote and conserve valuable rail space with the SureFire CSM-09 WeaponLight Switch. The CSM-09 allows you to remotely activate your SureFire weapon light while maintaining a clean and streamlined weapon setup. Designed for fast and intuitive operation, it provides reliable instant momentary-on or constant-on activation from a single switch — lightly press for momentary illumination or click through for constant activation. This versatile control system gives users quick access to light output during high-stress situations or routine use.

The CSM-09 features a compact and durable polymer housing engineered to securely attach to any M-LOK rail system without adding unnecessary bulk. Its low-profile design helps maximize rail space for additional accessories while maintaining comfortable weapon handling. Built to SureFire’s uncompromising standards for durability and reliability, the CSM-09 is designed to perform in demanding environments where dependable light activation is critical. Whether used for professional duty applications, home defense, or tactical training, this remote switch provides consistent and responsive control exactly when you need it.

Fits: SureFire WeaponLights with plug sockets, including Millennium Universal, Classic Universal, Scout Light models fitted with a socketed tailcap, as well as X300 and X400 series lights with XT tailcap assemblies.