Gemtech Hvt Quickmount 7.62mm - QM-HVT-BR. 62mm Carbon Cutting Muzzle Brake Threaded 5/8-24 Specifications for Gemtech Hvt Quickmount 7.62mm: Caliber: 7.62mm Option: Carbon Cutting Muzzle Brake threaded 5/8-24 Carbon Cutting Flash Hider threaded 5/8-24 FAL 9/16-24 LH HK M15x1mm RH M1A .595-32 Tensioning Style Package Contents: Gemtech Hvt Quickmount 7.62mm The Gemtech Hvt Quickmount 7.62mm is a quality addition to the Gemtech lineup. For more great deals on Flash Hiders by Gemtech please browse our Gemtech Gun Parts page. Gemtech Hvt Quickmount 7.62mm - QM-HVT-BR 7.62 Carbon Cutting Muzzle Brake threaded 0.625-24