TacFire 6 Prong Flash Hider .308 Win for AR-10

6 Prong Flash Hider Features TacFire s 6-Prong Flash Hider features a twist style and is constructed of steel with a heat treated erosion resistant finish. It includes a crush washer. This 308 model has a black finish and 5/8x24 tpi. 6 Prong Flash Hider Specifications Caliber: 308 Win Model: 6 Prong Series: Flash Hider Finish: Nitride Color: Black Material: Steel Firearm Fit: AR-10 Length: 2.22 Diameter: 0.87 Thread Pattern: 5 / 8-24 tpi Weight: 2.60 oz