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SIGMA SIX TACTICAL AR-15 LOW PROFILE BUTTSTOCK W/ Buffer Tube Kit

$33.59 Read more
SIGMA SIX TACTICAL MIL SPEC ADJUSTABLE STOCK W/ Buffer Tube Kit

1 review
$38.49 Select options
Sigma Six Tactical Tubular Upper Build Kit W/ 12.5″ 5.56 Barrel

$125.89 Read more
Sigma Six Tactical Upper Receiver and 10.5″ 5.56 Barrel W/ Nickel Boron Bolt Carrier Group and 9″ M-Lok Handguard

$243.69 Read more
Sigma Six Tactical Upper Receiver and 10.5″ 5.56 Barrel W/ Nickel Boron Bolt Carrier Group and 9″ Tubular Handguard

$227.69 Read more
Silent Stalker – .300 Blackout ba barrel with black phosphate bcg and ambi charging handle

$338.69 Read more
Silhouette – Anderson 5.56 16″ barrel with 15″ handguard and steel muzzle brake with ambi charging handle and nickel boron bcg upper build kit

$291.69 Read more
Silverfin – 5.56 16″ ba barrel with 3″ stainless muzzle brake and m4 charging handle with nickel boron bcg upper build kit

$348.99 Read more
Sky Thunder – 16″ 5.56 Chrome Lined BA Barrel W/ Black Phosphate BCG & Aero Muzzle Upper Build Kit

$420.49 Read more
Skyward Defender – 10.5″ .300 blackout barrel with steel competition muzzle brake and nickel boron bcg and blue accents upper build kit

$326.29 Read more
Slammer – Competition grade muzzle brake recoil compensator with ba 5.56 16″ barrel and phosphate BCG upper build kit

$330.39 Read more
Sleeper – 16″ w/ Ballistic Advantage Barrel with 15″ handguard upper build kit

$194.82 Read more
Slinger – Anderson 5.56 16″ barrel with 15″ handguard and steel muzzle brake with m4 charging handle and nickel boron bcg upper build kit

$298.09 Read more
slug – 16″ 5.56 BA Chrome lined barrel with 3 prong flash hider and m4 charging handle with nickel boron bcg upper build kit

$333.59 Read more
Smoke Wagon – 5.56 16″ Ballistic Advantage Barrel with 13″ Handguard and Nickel Boron BCG Full Upper Build

$298.39 Read more
Sniper – Competition grade muzzle brake recoil compensator with 5.56 16″ BA barrel and Nickel boron bcg upper build kit

$318.89 Read more

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Build Kits

SIGMA SIX TACTICAL AR-15 LOW PROFILE BUTTSTOCK W/ Buffer Tube Kit

SIGMA SIX TACTICAL MIL SPEC ADJUSTABLE STOCK W/ Buffer Tube Kit

Sigma Six Tactical Tubular Upper Build Kit W/ 12.5″ 5.56 Barrel

Sigma Six Tactical Upper Receiver and 10.5″ 5.56 Barrel W/ Nickel Boron Bolt Carrier Group and 9″ M-Lok Handguard

Sigma Six Tactical Upper Receiver and 10.5″ 5.56 Barrel W/ Nickel Boron Bolt Carrier Group and 9″ Tubular Handguard

Silent Stalker – .300 Blackout ba barrel with black phosphate bcg and ambi charging handle

Silhouette – Anderson 5.56 16″ barrel with 15″ handguard and steel muzzle brake with ambi charging handle and nickel boron bcg upper build kit

Silverfin – 5.56 16″ ba barrel with 3″ stainless muzzle brake and m4 charging handle with nickel boron bcg upper build kit

Sky Thunder – 16″ 5.56 Chrome Lined BA Barrel W/ Black Phosphate BCG & Aero Muzzle Upper Build Kit

Skyward Defender – 10.5″ .300 blackout barrel with steel competition muzzle brake and nickel boron bcg and blue accents upper build kit

Slammer – Competition grade muzzle brake recoil compensator with ba 5.56 16″ barrel and phosphate BCG upper build kit

Sleeper – 16″ w/ Ballistic Advantage Barrel with 15″ handguard upper build kit

Slinger – Anderson 5.56 16″ barrel with 15″ handguard and steel muzzle brake with m4 charging handle and nickel boron bcg upper build kit

slug – 16″ 5.56 BA Chrome lined barrel with 3 prong flash hider and m4 charging handle with nickel boron bcg upper build kit

Smoke Wagon – 5.56 16″ Ballistic Advantage Barrel with 13″ Handguard and Nickel Boron BCG Full Upper Build

Sniper – Competition grade muzzle brake recoil compensator with 5.56 16″ BA barrel and Nickel boron bcg upper build kit

AR Industries

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