The LAF (Loud And Flashy) is a LARGE single chamber muzzle brake designed to enhance sound and flash, while reducing recoil and muzzle rise! Thread Pitch: 14-1LH Width: 1.7" Height: 1.5" Added Length: 1" Weight: 4.58 oz Material: 17-4ph Stainless Steel QPQ Black Nitride Coated..