Yhm Qd Muzzle Brake Assembly - 5.56mm For 1/2x28 Threads

Yhm qd muzzle brake assembly 5.56mm for 1/2x28 threads

FEATURES
-5-port design
-Threaded 1/2"-28

Contains the following shims:
2x 0.002"
3x 0.005"
1x 0.020"

Other Features: Allows quick installation and removal of phantom sound suppression systems.