Most rifle barrels in the past several years have come threaded from the factory so the shooter can add a muzzle device such as a muzzle brake or a compensator. This has recently extended to bolt…
Flash Hider VS Compensator - Wideners Shooting, Hunting & Gun Blog
The US Army has invented a muzzle brake that is also a suppressor - TechLink
Muzzle Brakes vs Compensators vs Flash Hiders - Gun Builders Depot
Muzzle Brakes vs Compensators vs Flash Hiders - Gun Builders Depot
Muzzle Brake vs Compensator: What's the Difference? - Faxon Firearms
What if there was a gun with a bulging hollow lip at the end of the barrel that gas expands into and pushes the gun forward, reducing recoil without increasing noise?
Arsenal Muzzle Brake / Compensator with 24x1.5mm Right Hand Threads for 7.62x39mm, 5.56x45mm and 5.45x39mm Rifles at K-Var
Henry X 357 Mag Comet Brake
Muzzle Brake AR-15, AK-47, .308, 5.56, .223 and 6.5 Rifles
Should My Carry Gun Have a Compensator?– Bravo Concealment