CM-7M CBRN Gas Mask Full Face Respirator with Tactical Cheek Weld
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$289.95at MIRA SafetyObserved Nov 4, 2026, 5:34 PM
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| Size No. | Facial height (nose brid | Width of the face (bizyg |
|---|---|---|
| Size 1 | 108 – 120 mm | 125 – 140 mm |
| Size 2 | 120 – 128 mm | 140 – 148 mm |
| Size 3 | 128 – 138 mm | 148 – 156 mm |
The CM-7M ® CBRN military gas mask was designed and developed in cooperation with Czech Army specialists and specifically developed for use with a wide array of optics for advanced tactical capability.
Key Benefits of the CM-7M ® Military Gas Mask
• Outstanding resistance against all kinds of CBRN agents, CBRN gas, industrial toxic gases and vapors, riot control gases, etc.
• Compatible with the MIRA Vision ® Spectacle Kit (sold separately)
• High user comfort for superior all-day respiratory protection
• Comfortable fit with easy donning and doffing
• Low breathing resistance
• Fits standard 40mm NATO gas mask filters (widely available with a variety of protection levels)
• Compatible with night optical devices (NODs) , NVGs, night-vision goggles, etc.
• Allows for safe and easy drinking during use in a contaminated area
• Comes with a pre-installed hydration system and canteen
• Compatible with CamelBak water bladders with a Type M adapter (not included)
• Sweat drainage through the exhalation chamber
• Compatible with helmets and breathing apparatuses
• High-quality speech diaphragm enables easy communication with or without communication devices.
Roman’s Take
To help our customers make the right purchasing decision, I like to share a bit of product history, along with a summary of the benefits and limitations, based on my personal experience and direct feedback from users.
The CM-7M ® is the civilian designation of the OM-90, which is the current military issue mask for the Czech Armed Forces. It is not a "civilian version" in the sense of being downgraded or simplified. It is the same platform, produced in the same factory, to the same standards, by the same manufacturer. MIRA Safety ® holds a special license from the Czech government that allows us to offer new-production units directly to civilians worldwide.
One of the biggest reasons people choose the CM-7M ® is how well it performs with rifles and optics. Most full-face respirators make long-gun use a chore. This one gives you a natural cheek weld and proper eye relief across a wide variety of setups. If you train with rifles, you feel the difference immediately. It also looks like something a movie villain would wear, and yes, that matters. Intimidation is a real factor when things get serious, and this mask has it in spades.
A practical advantage is its shared component ecosystem. The CM-7M ® uses the same valves, microphone systems, and core parts as the CM-6M ® and CM-8M ® . For groups or families running different MIRA masks, this makes spare parts planning much simpler and keeps long-term maintenance predictable.
Comfort is another area where the CM-7M ® surprises people. The internal airflow and drainage system works extremely well in hot conditions. One of the most common complaints with other masks is sweat pooling in the chin area during extended wear. The CM-7M ® drains efficiently, which makes a noticeable difference during high-heat, high-activity use.
The dual-lens design cannot match the panoramic field of view provided by masks like the CM-8M ® or the C21 ® . Most users find the visibility more than adequate for their needs, but it is not a wraparound view. The lenses are made from silicate glass for optical clarity, not impact absorption. That makes this mask a poor fit for riot control or law enforcement work where blunt-force impacts and de-escalation optics matter.
I also want to address the OM-90 surplus masks that sometimes show up on the secondary market. They may look like a bargain, but they come with unknown storage conditions, unknown origins, missing components, and no guarantee on their service life. Some are expired. Some were never stored properly. Some were never meant for civilian sale in the first place. Rubber degrades. Seals crack. A mask that sat in a warehouse for twenty years is not the same mask that rolled off the line. I do not recommend gambling on something with that many question marks when your life is what's at stake. This is why we only offer
