Area 419 Hellfire Self Timing Muzzle Brake Features The Area 419 Hellfire Muzzle Brake uses rearward facing ports in a proprietary design that controls muzzle rise without relying on top porting and independent side by side testing showed a 52 percent reduction in recoil on a 6.5 Creedmoor test rifle. That figure measured roughly 4 percent better than one of the most popular brakes currently on the market giving shooters a genuine performance edge rather than a marginal improvement. The brake is engraved on its face with the caliber and a horizontal leveling line helping shooters confirm correct orientation at a glance. Made from heat treated 17-4PH stainless steel and finished in black nitride the brake is built to handle sustained use without degrading. Installation is engineered to be foolproof: the universal adapter torques onto the barrel with a 5/8 inch wrench and never needs to come off again while the brake and collar assembly threads on using a left hand thread until snug then locks onto the adapter s taper when rotated level and pushed in. Because the design mechanically locks rather than relying on friction the brake will not rotate out of alignment as it is tightened and return to zero after removal and reinstallation is excellent. At roughly 1 inch in diameter and adding about 2.6 inches to the overall barrel length the Hellfire keeps a compact purposeful footprint. For 6.5mm shooters seeking proven independently tested recoil reduction with repeatable installation the Area 419 Hellfire Muzzle Brake is available for sale at GrabAGun. Area 419 Hellfire Self Timing Muzzle Brake Specifications Manufacturer: Area 419 Model: Hellfire Self Timing Brake Caliber: 6.5mm Color: Black Nitride Material: Stainless Steel Length: 6 Thread Pattern: 5/8x24 Width: 3.5 Weight: 0.50 lbs Available At: GrabAGun