Battle Arms Development THUMPER Muzzle Device 9mm – Black Nitride

The Battle Arms Development THUMPER muzzle device is engineered to reduce felt recoil and muzzle rise on 9mm pistol-caliber carbines and handguns. Its hybrid compensator design redirects gas upward and outward to keep the muzzle flat during rapid strings of fire, improving follow-up shot speed and accuracy without adding excessive length or weight to the firearm.

Machined from heat-treated steel with a black nitride finish for corrosion resistance and durability. The THUMPER features standard 1/2x28 threading for direct installation on most 9mm barrels. No permanent modification required—simply install per manufacturer torque specifications with thread locker. Compatible with most 9mm AR-style pistol-caliber carbines, pistols with threaded barrels, and PCC platforms.

• Type: Compensator / Muzzle Device
• Caliber: 9mm
• Thread Pitch: 1/2x28
• Material: Heat-Treated Steel
• Finish: Black Nitride
• Compatible Firearms: 9mm AR-style PCCs, Pistols with Threaded Barrels