V Seven just rolled out a line of Titanium A2 style muzzle devices. They are machined from grade 5 titanium and available with either a matte, raw finish or a black DLC finish. They are offering both regular and extended lengths for both 5.56 and 7.62 chambered firearms.
The regular length, 5.56 version weighs just 1.08 ounces (30.5 grams)! Check out the new line of Ti A2 Style Muzzle Devices at VSevenWeaponSystems.com.