Swap out your old mock bolt catch system for a working one and adds blowback feature. Let’s the mock bolt release function like a working one.
To use function:
- pull the charging handle back
- The internal dust cover will move back and click
- Press the bolt release on the left hand side to release mock bolt
- This product may require you to modify the gearbox and the receiver of the blaster.
- Tools are required for installation.