Gemtech 13548 Abyss 30 Cal (7.62mm), Rated Up To 300 Win Mag, Black Titanium/Stainless Steel, Includes Elite Taper Mount $787.50
Gemtech 13700 Neutron 7.62mm Cal, Rated Up To 300 Win Mag, Black Stainless Steel/Titanium Tube, Muzzle Brake & ETM Adapter Included $707.50
Gemtech 12145 Quickmounts Flash Hider Black Steel with 1/2"-28 tpi Threads & 2.40" OAL for 5.56x45mm NATO AR-Platform $97.56