MAS Defense is committed to providing you quality parts at reasonable prices. Our foundation is built on excellent customer service, honesty and integrity. These simple guidelines are what has made MAS Defense the preferred company it is today. We strive to meet all of your needs and hope to become your one and only tactical weapon store. Contact us directly with any questions or to discuss your build.


  
*** LEAD TIMES
-Phone calls and e-mails can take up to 48 hours to respond to.
-Parts will ship in approximately 1-2 business days.
-Barreled Uppers will ship in approximately 2-3 business days.

**** INVENTORY
All inventory is LIVE DATA. If a part shows in stock, we have it in stock. We do not believe in
"Back Ordering" parts and will NEVER sell any part that we do not have in stock.


***** MODIFYING ORDERS
Orders can NOT be edited, changed or modified in any way once they have been placed. Please
make sure you are 100% sure you are ordering the correct parts. Give us a call before you place
an order if you have any questions or if you are unsure of fitment.


****** LOCAL PICKUP
Local Pickup is available by appointment only Monday - Friday in Charlotte, NC.

18" 5.56 Ballistic Advantage 1/7 SPR Barrel w/ MAS Defense 15" Nero M-LOK Barreled Upper.

     
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    18" 5.56 BALLISTIC ADVANTAGE SPR MODERN SERIES BARREL BABL556020 MAS DEFENSE AR15 STRIPPED UPPER RECEIVER - BLEM MAS DEFENSE RIOT MUZZLE BRAKE 5.56/.223 - MELONITE NITRIDE MAS DEFENSE RIOT MUZZLE BRAKE 5.56/.223 STAINLESS STEEL MATTE
    18" 5.56 BALLISTIC ADVANTAGE SPR MODERN SERIES BARREL BABL556020MAS DEFENSE AR15 STRIPPED UPPER RECEIVER - BLEMMAS DEFENSE RIOT MUZZLE BRAKE 5.56/.223 - MELONITE NITRIDEMAS DEFENSE RIOT MUZZLE BRAKE 5.56/.223 STAINLESS STEEL MATTE

    $174.99

    $149.99

    $74.99

    $39.99

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    $59.99

    $39.99

    $59.99

    $39.99

    9MM AR9 BOLT CARRIER GROUP GLOCK AND COLT TITANIUM NITRIDE TiN 9MM AR9 BOLT CARRIER GROUP GLOCK AND COLT DIAMOND LIKE DLC 7.5" 300 BLACKOUT BARRELED UPPER - MAS NERO 7.25" M-LOK - BLEM 7.5" 300 BLACKOUT BARRELED UPPER - MAS NERO 9.87" M-LOK - BLEM
    9MM AR9 BOLT CARRIER GROUP GLOCK AND COLT TITANIUM NITRIDE TiN9MM AR9 BOLT CARRIER GROUP GLOCK AND COLT DIAMOND LIKE DLC7.5" 300 BLACKOUT BARRELED UPPER - MAS NERO 7.25" M-LOK - BLEM7.5" 300 BLACKOUT BARRELED UPPER - MAS NERO 9.87" M-LOK - BLEM

    $219.99

    $169.99

    $249.99

    $199.99

    $349.99

    $184.99

    $384.99

    $194.99

    16" 300 BLACKOUT BARRELED UPPER - MAS NERO 15" M-LOK RAIL - BLEM 16" 5.56/.223 BARRELED UPPER - MAS NERO 12.62" M-LOK RAIL - BLEM 16" 5.56/.223 BARRELED UPPER YANKEE HILL 12.5" TODD JARRETT BLEM 18" 5.56 BALLISTIC ADVANTAGE BARREL - MAS NERO 15" M-LOK RAIL
    16" 300 BLACKOUT BARRELED UPPER - MAS NERO 15" M-LOK RAIL - BLEM16" 5.56/.223 BARRELED UPPER - MAS NERO 12.62" M-LOK RAIL - BLEM16" 5.56/.223 BARRELED UPPER YANKEE HILL 12.5" TODD JARRETT BLEM18" 5.56 BALLISTIC ADVANTAGE BARREL - MAS NERO 15" M-LOK RAIL

    $399.99

    $219.99

    $389.99

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    $424.99

    $259.99

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    $434.99

    $324.99

    18" 5.56 BALLISTIC ADVANTAGE BARREL MAS NERO 15" M-LOK RAIL FDE 20" 5.56 / .223 BARRELED UPPER - YANKEE HILL 15" DIAMOND - BLEM MAS DEFENSE 9MM 416R STAINLESS GLOCK 19 BARREL - MATTE MAS DEFENSE 9MM 416R STAINLESS GLOCK 19 BARREL - MATTE THREADED
    18" 5.56 BALLISTIC ADVANTAGE BARREL MAS NERO 15" M-LOK RAIL FDE20" 5.56 / .223 BARRELED UPPER - YANKEE HILL 15" DIAMOND - BLEMMAS DEFENSE 9MM 416R STAINLESS GLOCK 19 BARREL - MATTEMAS DEFENSE 9MM 416R STAINLESS GLOCK 19 BARREL - MATTE THREADED

    $454.99

    $344.99

    $499.99

    $319.99

    $139.99

    $99.99

    $149.99

    $109.99

    (1)
    MAS DEFENSE 9MM 416R STAINLESS GLOCK 19 BARREL - NITRIDE MAS DEFENSE 9MM 416R STAINLESS GLOCK 19 BARREL -NITRIDE THREADED MAS DEFENSE 9MM 416R STAINLESS GLOCK 19 BARREL - TIN NITRIDE MAS DEFENSE 9MM 416R STAINLESS GLOCK 19 BARREL - TIN THREADED
    MAS DEFENSE 9MM 416R STAINLESS GLOCK 19 BARREL - NITRIDEMAS DEFENSE 9MM 416R STAINLESS GLOCK 19 BARREL -NITRIDE THREADEDMAS DEFENSE 9MM 416R STAINLESS GLOCK 19 BARREL - TIN NITRIDEMAS DEFENSE 9MM 416R STAINLESS GLOCK 19 BARREL - TIN THREADED

    $149.99

    $109.99

    $159.99

    $119.99

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    $159.99

    $124.99

    $169.99

    $134.99

    MAS DEFENSE 9MM 416R STAINLESS GLOCK 17 BARREL - MATTE MAS DEFENSE 9MM 416R STAINLESS GLOCK 17 BARREL - MATTE THREADED MAS DEFENSE 9MM 416R STAINLESS GLOCK 17 BARREL - NITRIDE MAS DEFENSE 9MM 416R STAINLESS GLOCK 17 BARREL -NITRIDE THREADED
    MAS DEFENSE 9MM 416R STAINLESS GLOCK 17 BARREL - MATTEMAS DEFENSE 9MM 416R STAINLESS GLOCK 17 BARREL - MATTE THREADEDMAS DEFENSE 9MM 416R STAINLESS GLOCK 17 BARREL - NITRIDEMAS DEFENSE 9MM 416R STAINLESS GLOCK 17 BARREL -NITRIDE THREADED

    $139.99

    $99.99

    $149.99

    $109.99

    $149.99

    $109.99

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    (1)
    MAS DEFENSE 9MM 416R STAINLESS GLOCK 17 BARREL - TIN NITRIDE MAS DEFENSE 9MM 416R STAINLESS GLOCK 17 BARREL - TIN THREADED MAS DEFENSE 9MM 416R STAINLESS GLOCK 23 CONV BARREL - NITRIDE MAS DEFENSE 9MM 416R STAINLESS GLOCK 22 CONV BARREL - NITRIDE
    MAS DEFENSE 9MM 416R STAINLESS GLOCK 17 BARREL - TIN NITRIDEMAS DEFENSE 9MM 416R STAINLESS GLOCK 17 BARREL - TIN THREADEDMAS DEFENSE 9MM 416R STAINLESS GLOCK 23 CONV BARREL - NITRIDEMAS DEFENSE 9MM 416R STAINLESS GLOCK 22 CONV BARREL - NITRIDE

    $159.99

    $124.99

    $169.99

    $134.99

    $149.99

    $109.99

    $149.99

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    MAS DEFENSE 4.2" NERO M-LOK FREE FLOAT (PISTOL) MAS DEFENSE 7.25" NERO M-LOK FREE FLOAT (CARBINE) MAS DEFENSE 9.87" NERO M-LOK FREE FLOAT (SPECTER) MAS DEFENSE 9.87" NERO M-LOK FREE FLOAT FDE (SPECTER)
    MAS DEFENSE 4.2" NERO M-LOK FREE FLOAT (PISTOL)MAS DEFENSE 7.25" NERO M-LOK FREE FLOAT (CARBINE)MAS DEFENSE 9.87" NERO M-LOK FREE FLOAT (SPECTER)MAS DEFENSE 9.87" NERO M-LOK FREE FLOAT FDE (SPECTER)

    $89.99

    $59.99

    $99.99

    $69.99

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    $109.99

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    $124.99

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    MAS DEFENSE 11" NERO M-LOK FREE FLOAT  (RIFLE) MAS DEFENSE 11" NERO M-LOK FREE FLOAT FDE (RIFLE) MAS DEFENSE 12.62" NERO M-LOK FREE FLOAT  (RIFLE) MAS DEFENSE 12.62" NERO M-LOK FREE FLOAT FDE (RIFLE)
    MAS DEFENSE 11" NERO M-LOK FREE FLOAT (RIFLE)MAS DEFENSE 11" NERO M-LOK FREE FLOAT FDE (RIFLE)MAS DEFENSE 12.62" NERO M-LOK FREE FLOAT (RIFLE)MAS DEFENSE 12.62" NERO M-LOK FREE FLOAT FDE (RIFLE)

    $114.99

    $84.99

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    $129.99

    $99.99

    $119.99

    $89.99

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    MAS DEFENSE 15" NERO M-LOK FREE FLOAT (EXTENDED RIFLE) MAS DEFENSE 15" NERO M-LOK FREE FLOAT FDE (EXTENDED RIFLE)
    MAS DEFENSE 15" NERO M-LOK FREE FLOAT (EXTENDED RIFLE)MAS DEFENSE 15" NERO M-LOK FREE FLOAT FDE (EXTENDED RIFLE)

    $129.99

    $99.99

    (3)

    $144.99

    $114.99