Nitecore 40mm Filter EA41 EA4C MH25 MH27 Red 6952506490592. Specifications for Nitecore 40mm Flashlight Filter: Manufacturer: Nitecore Flashlight Model: MH27 MH25 EA4C EA41 Bezel Diameter: 40 mm Features of Nitecore 40mm Flashlight Filter Frame is constructed from high quality rubber for extreme durability and impact resistance. Flexible filter frame adaptable to a head diameter range of 40mm. Features a small lanyard attachment hole. With the lens removed the filter may be used as a bezel protector. Flashlight models this blue filter fits: MH25GT MH27 MH27UV EA41 EA42 EC4GT EC4S EF1 SRT7 TM03 TM03 CRI TM9K R40 R40v2 Precise Series: P16TAC Chameleon Series: CI6 CI7 CU6 Flashlights head diameter 40mm. Package Contents: Nitecore 40mm Flashlight Filter Nitecore 6952506490592: 40mm Filter EA41 EA4C MH25 MH27 Red