







Size
Filter mount
MIRA Safety C21 Full-Face Tactical Gas Mask
SM / RIGHT
Fair D Canada
1651 Chemin de l'Industrie
Beloeil QC J3G 6S8
Canada
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Size
Filter mount
Size
Filter mount
MIRA Safety C21 Full-Face Respirator Tactical Gas Mask
The C21 is a full-face air-purifying respirator with a bromobutyl rubber facepiece, polycarbonate visor and six-point fabric harness. Choose the facepiece size and filter-mount side before ordering. Compatible filters are sold separately.
Technical overview
| Facepiece sizes | Small (1), Medium (2), Large (3) |
|---|---|
| Filter connection | 40 mm EN 148-1 / Rd 40 x 1/7 inch |
| Weight | 615 g with fabric harness; 680 g with optional rubber harness |
| Field of vision | 91.7% natural; 88.2% binocular, as specified by MIRA Safety |
| Country of manufacture | Italy |
Size selection: measure chin to brow
| Size | Manufacturer measurement |
|---|---|
| Small / 1 | 5.19-5.51 inches |
| Medium / 2 | 5.51-5.82 inches |
| Large / 3 | 5.82-6.14 inches |
These measurements are a starting guide, not a guarantee of fit. LEFT mount is intended for right-handed shooters; RIGHT mount is intended for left-handed shooters.
Official manuals, specifications and sizing resources
- C21 user manual (PDF, English) - donning, tightness checks, cleaning, storage and maintenance.
- C21 specifications brochure (PDF, approximately 13 MB).
- MIRA Safety C21 product page and manufacturer size guide.
Fit, filters and safe use
Read the complete mask and filter instructions before use. Inspect the facepiece, valves, harness and connections; follow the manual's donning and tightness-check procedure each time. Facial hair or eyewear must not interrupt the face seal. The manual requires trained users and identifies limitations for oxygen level, temperature and atmosphere; this respirator does not supply oxygen.
For occupational use, selection and fit testing must follow the employer's respiratory protection program. A user seal check each time the mask is worn does not replace fit testing. Protection depends on the correct filter, its condition and service life, the hazard, and a proper face seal.



