OPS INC™ 7×7 Brake and Collar Kit
$150.00
More Information
The 7×7 Collars are a new take on an old Allen Engineering product. Formerly known as the M4 Collar, we renamed them to avoid confusion with the M4 suppressors which they are not compatible. To see if this collar is right for you, please click on the MORE INFORMATION tab above.
This kit includes
- Your choice of 7×7 Collar
- Your choice of OPS Brake
- Thread protector
- Shim kit
| Weight | N/A |
|---|---|
| Brake | 1/2-28 Short 5.56 Cal, 1/2-28 Long 5.56 Cal, 5/8-24 Long .30 Cal |
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