.875 Compensator
.223 / 5.56 / .224 - 1/2" 28 Thread
9MM - 1/2" 28 Thread 
.30 Cal / 6.5 / 6.8 - 5/8" 24 Thread
AR Platforms
416 Stainless Steel
Polished
2" Long
Weight: 2.3 oz