Ground Zero Precision's Stainless A2 "Bird Cage" device is manufactured to exactly the same dimensions as the standard issue muzzle device found on most U.S. military issue M4 / M16 rifles.
- Stainless A2 "Bird Cage" Style muzzle device for 1/2" X 28 Threaded Barrels.
- 17-4ph® Heat Treated Stainless Steel
- Natural Stainless Finish
Previous SKU: GZP-SS-A2-FH-AT-CW-COMBO