GRIFFIN DUAL-LOK MINI BREAK 5.56 - Precision Muzzle Brake for AR-15 RiflesGriffin Armament$85.45
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Griffin Armament
The Griffin Armament Dual-Lok Mini Break 6.5mm is a lightweight muzzle brake engineered for shooters who run suppressors on mid-range cartridges. Built around Griffin's patent-pending Dual-Lok quick-detach mounting system, this brake serves double duty: it tames recoil and muzzle climb while providing a rock-solid, repeatable platform for suppressor mounting. If you shoot 6.5 Grendel, 6.5 Creedmoor, .260 Remington, 6.5x47 Lapua, or similar calibers and want a compact suppressor mount that doesn't add bulk to your rifle, this is worth a close look.
The Dual-Lok system works through an elegant bit of engineering: the muzzle device has 60 machined mounting grooves, and the mount's two locking positions are offset by 3 degrees, creating 120 effective locking positions total. That geometry means the suppressor seats differently each time, which dramatically reduces point-of-impact shift—a real concern with QD suppressors. Built from 17-4 stainless steel and nitrided for corrosion and wear resistance, the brake weighs just 2.3 ounces and stretches only 1.42 inches, keeping your rifle light and handy. It includes a shim set for timing, and the wear-resistant baffle design extends your suppressor's service life by taking the brunt of the heat and gas.
The compensating ports work to reduce felt recoil and lift, making follow-up shots easier and the gun more pleasant to shoot—especially important in a precision rifle where shooter control matters. Because the Dual-Lok mount requires no consumable parts, there's nothing to replace or wear out over time. Wrench flats are machined into the brake for installation, and it ships ready to go.
| Caliber | 6.5mm (6.5 Grendel, 6.5 Creedmoor, .260 Remington, 6.5x47 Lapua, etc.) |
| Overall Length | 1.42 inches |
| Weight | 2.3 ounces |
| Material | 17-4 PH Stainless Steel |
| Finish | QPQ Nitrided |
| Groove Diameter | 1.07 inches |
| Unit Diameter | 0.93 inches |
| Mounting System | Dual-Lok QD (120 effective locking positions) |
| Included | Shim set for timing |
Yes. The 6.5mm version is designed for 6.5 Creedmoor, 6.5 Grendel, .260 Remington, 6.5x47 Lapua, and similar mid-range 6.5mm cartridges. Make sure your suppressor is also rated for your specific caliber and uses the Dual-Lok mounting interface.
The Dual-Lok brake has 60 machined grooves, and the corresponding mount has two locking positions offset by 3 degrees. This creates 120 effective locking positions, meaning the suppressor indexes differently each time it's mounted and removed. That redundancy in seating geometry reduces the cumulative effect of POI shift that occurs with single-position QD mounts.
The brake ships with a shim set for timing and indexing to your specific barrel and suppressor combination.
At 2.3 ounces and 1.42 inches long, the Dual-Lok Mini Break is one of the lighter and more compact suppressor mounts on the market. It adds minimal bulk compared to heavier mounting solutions, keeping your rifle balanced and responsive.
Griffin Armament
The Griffin Armament Dual-Lok Mini Break 6.5mm is a lightweight muzzle brake engineered for shooters who run suppressors on mid-range cartridges. Built around Griffin's patent-pending Dual-Lok quick-detach mounting system, this brake serves double duty: it tames recoil and muzzle climb while providing a rock-solid, repeatable platform for suppressor mounting. If you shoot 6.5 Grendel, 6.5 Creedmoor, .260 Remington, 6.5x47 Lapua, or similar calibers and want a compact suppressor mount that doesn't add bulk to your rifle, this is worth a close look.
The Dual-Lok system works through an elegant bit of engineering: the muzzle device has 60 machined mounting grooves, and the mount's two locking positions are offset by 3 degrees, creating 120 effective locking positions total. That geometry means the suppressor seats differently each time, which dramatically reduces point-of-impact shift—a real concern with QD suppressors. Built from 17-4 stainless steel and nitrided for corrosion and wear resistance, the brake weighs just 2.3 ounces and stretches only 1.42 inches, keeping your rifle light and handy. It includes a shim set for timing, and the wear-resistant baffle design extends your suppressor's service life by taking the brunt of the heat and gas.
The compensating ports work to reduce felt recoil and lift, making follow-up shots easier and the gun more pleasant to shoot—especially important in a precision rifle where shooter control matters. Because the Dual-Lok mount requires no consumable parts, there's nothing to replace or wear out over time. Wrench flats are machined into the brake for installation, and it ships ready to go.
| Caliber | 6.5mm (6.5 Grendel, 6.5 Creedmoor, .260 Remington, 6.5x47 Lapua, etc.) |
| Overall Length | 1.42 inches |
| Weight | 2.3 ounces |
| Material | 17-4 PH Stainless Steel |
| Finish | QPQ Nitrided |
| Groove Diameter | 1.07 inches |
| Unit Diameter | 0.93 inches |
| Mounting System | Dual-Lok QD (120 effective locking positions) |
| Included | Shim set for timing |
Yes. The 6.5mm version is designed for 6.5 Creedmoor, 6.5 Grendel, .260 Remington, 6.5x47 Lapua, and similar mid-range 6.5mm cartridges. Make sure your suppressor is also rated for your specific caliber and uses the Dual-Lok mounting interface.
The Dual-Lok brake has 60 machined grooves, and the corresponding mount has two locking positions offset by 3 degrees. This creates 120 effective locking positions, meaning the suppressor indexes differently each time it's mounted and removed. That redundancy in seating geometry reduces the cumulative effect of POI shift that occurs with single-position QD mounts.
The brake ships with a shim set for timing and indexing to your specific barrel and suppressor combination.
At 2.3 ounces and 1.42 inches long, the Dual-Lok Mini Break is one of the lighter and more compact suppressor mounts on the market. It adds minimal bulk compared to heavier mounting solutions, keeping your rifle balanced and responsive.