Meprolight Polarizer and Flash Guard Kit For Mepro M21 Black
$66.99
Enhance your Meprolight M21 reflex sight with the Polarizer and Flash Guard Kit. The polarizer filter improves image clarity in diverse lighting conditions, while the flash guard protects the lens from scratches and reduces glare.
Out of stock
The Meprolight M21 Polarizer and Flash Guard Kit helps solve the problems of reflex sights and the washout that is experienced when going fo dark to light. The polarize filter creates a more vivid image in the M21 in more diverse lighting conditons. The flash guard protects the 30mm lens of the M21 from scratches while reducing the glare as well.
Features:
- Helps Filter Light
- Adjustable Clickable Settings
- Easily Screws In
- Reduces Glare
- Can Use Separately or Screwed in Together
| Weight | 0.230 lbs |
|---|---|
| Dimensions | 8.850 × 6.500 × 1.500 in |
| Manufacturer | Meprolight Sights |
| Finish | unknown |
| Weight | unknown |
| Material | unknown |
| Dimensions | unknown |
| Compatible With | Mepro M21 |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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