Unrivaled

AR-15 – (UB-5.56): For .223/5.56 caliber guns with standard 1/2″-28 threads. Included with each muzzle brake: Installation and tuning instructions, gas port plugs and partial aperture plugs, and thread locker.*  *We recommend using a shim kit for timing although good results have been observed...

Slightly slimmer and lighter than our UB brake Uses an internal expansion chamber to reduce recoil and maximize tunability Tunable via opening up “tuning holes” with a drill at expansion chamber (instructions provided) Simplified design is perfect for all builds Drastically reduces recoil and...

Compensating Muzzle Brake – Reduces rear recoil as well as compensates for muzzle climb 2.8″ Length Will make 16″ overall length on 14″ or longer barrels 3.75oz Weight Large diameter to maximize surface area hence performance from the lower gas volume of 9mm Medium...

Longer length to make 16″ OAL on ~13″ barrels 4.16oz Compensating Muzzle Brake – Reduces rear recoil as well as compensates for muzzle climb Large diameter to maximize surface area hence performance from the lower gas volume of 9mm Medium amount of downforce Tunable...

The Ultimate AR-15 Barrel We went all out to make our ideal barrel for the AR-15.  After years of experimenting we settled on these features to fulfill our preferences: Rifle length gas system for the best reliability, accuracy, and low recoil.  Nothing beats how...

RUGGED RELIABILITY WITH EXTREMELY LOW MASS  FOR .223/5.56MM CALIBERS ONLY Lowest recoil impulse available 3.9oz cycling mass (carrier) High quality titanium construction Proven, reliable performance Precision machining tolerances Specialized black nitride coating Includes a “Bulletproof” titanium firing pin, not all Ti firing pins are...

RUGGED RELIABILITY WITH REDUCED RECOIL We wanted to make a robust bolt carrier with less reciprocating mass than a stock carrier while still heavy enough for serious work.  This version is hard chromed for a very durable and easy to clean finish.   Bolt carrier...

RUGGED RELIABILITY WITH REDUCED RECOIL We wanted to make a robust bolt carrier with less reciprocating mass than a stock carrier while still heavy enough for serious work.  This version is finished in black nitride for those of you who want that stealth look. ...

ONLY FOR USE IN .223/5.56MM COMPETITION RIFLES WITH ADJUSTABLE GAS *New Gen 2 Design.  Same function with some improvements: Easier to charge Easier Install Flexible rubber end piece Same springs Approximately same mass Introducing the ultimate buffer solution designed specifically for 223/556 competition rifles!...

ONLY FOR .223/5.56MM OR 300 BLACKOUT CALIBERS*New Gen 2 Design. Same function with some improvements: Easier to charge Easier Install Flexible rubber end piece Same springs Approximately same mass New version of the UBD-M4-D is UDBG2-M4-PD (Gen 2 Performance Duty)A full mass version of...

ONLY FOR USE IN .223/5.56MM COMPETITION RIFLES WITH ADJUSTABLE GAS *New Gen 2 Design.  Same function with some improvements: Easier to charge Easier Install Flexible rubber end piece Same springs Approximately same mass Introducing the ultimate buffer solution designed specifically for 223/556 competition rifles!...