Annihilator (5.56mm)

Phantom 5.56mm Flash Hider

Yankee Hill Machine YHM-9631 Carbine Lightweight Forearm

YHM 5C's Phantom Flash Hiders

YHM 5M's Comp/Break

YHM Annihilator (6.8mm, 7.62x39mm, 9mm) 1/2x36

YHM Annihilator Muzzle Brake (5.56mm)

YHM Low Profile Flash Hider YHM-24-A

YHM Low Profile Muzzle Brake YHM-25-A

YHM SLR Specter XL Upper 14.5 1/7

YHM Yankee Hill Machine 9mm Buffer

YHM-3080's Flash Hiders