Yankee Hill Machine Muzzle Devices Yankee Hill Machine .30 cal Q.D. Flash Hider $75.00MSRP: $94.25 ($19.25) Select options Yankee Hill Machine .30 cal Q.D. Muzzle Brake $80.00MSRP: $94.25 ($14.25) Select options Yankee Hill Machine 5.56 Q.D. Flash Hider $80.00MSRP: $94.25 ($14.25) Select options
