ELMS 12GA BACK CAP
Now you can convert your existing ELMS or ELMS PLUS Laser Cartridge to use in your 12GA shotgun! The ELMS 12GA shotgun Back Cap is compatible with the following caliber
ELMS or ELMS PLUS Laser Cartridges; 9MM – 40S&W – 380ACP – .357SIG – 10MM – MAKAROV
Simply unscrew the existing Back Cap from your cartridge body.