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AR-15/M4

Build your dream AR-15 with custom AR 15 parts available at MCS Gearup. Our range of items includes grips, magazines, sights, scopes and a whole lot of other AR 15 gun accessories. We also have a wide variety of options in accessories like slings, bags, etc. for your AR-15. 

 

  • SALE
    Skeletonized 6 Position Buffer Tube Arrow Design

    Skeletonized 6 Position Buffer Tube Arrow Design

    This JE Machine AR-15/AR-10 skeletonized 6 position buffer tube gives your rifle a customized aesthetic look. The Arrow design reduces the overall weight of your rifle while the detent lock prevents the tube from rotating when firing. Unique Arrow...

    MSRP: $42.99
    Was: $32.99
    Now: $28.99
    Add to Cart
  • SALE
    Skeletonized 6 Position Buffer Tube Slot Design

    Skeletonized 6 Position Buffer Tube Slot Design

    This JE Machine AR-15/AR-10 skeletonized 6 position buffer tube gives your rifle a customized aesthetic look. The slotted design reduces the overall weight of your rifle while the detent lock prevents the tube from rotating when firing. Unique slot...

    MSRP: $42.99
    Was: $32.99
    Now: $28.99
  • SALE
    10.5" 5.56 NATO BARREL GOVT CARBINE LENGTH 1:7 10.5" 5.56 NATO BARREL GOVT CARBINE LENGTH 1:7

    10.5" 5.56 NATO BARREL GOVT CARBINE LENGTH 1:7

    10.5" 5.56 NATO BARREL GOVT CARBINE LENGTH 1:7 LENGTH: 10.5" PROFILE: GOVT GAS SYSTEM: CARBINE LENGTH TWIST RATE: 1:7 GAS BLOCK:  .750" MATERIAL: 4150V WEIGHT: 19.3 OZ. MUZZLE: 1/2-28 THREAD FINISH:  BLACK NITRIDE USA Made

    MSRP: $110.99
    Was: $100.99
    Now: $88.99
    Add to Cart
  • SALE
    H2 Silent Buffer Assembly Spring H2 Silent Buffer Assembly Spring

    H2 Silent Buffer Assembly Spring

    The Trinity Force H2 SBA Recoil Spring is a drop-in buffer system designed to help the AR-15 platform function more smoothly and quieter. The H2 style buffer weight system is an all-in-one system with higher tension and more reciprocating mass than the...

    MSRP: $79.99
    Was: $59.99
    Now: $55.99
    Add to Cart
  • M-LOK ALUMINUM ANGLE GRIP BLUE M-LOK ALUMINUM ANGLE GRIP BLUE

    M-LOK ALUMINUM ANGLE GRIP BLUE

    Lightweight Aluminum Hand Stop for M-LOK Slots, Blue     This Awesome Aluminum Hand Stop features a skeletonized style for a strong but lightweight design.Extended front wedge acts as an angle grip and the curved back strap is designed for...

    MSRP: $24.99
    $19.99
    Add to Cart
  • SALE
    Anodized Anti-Walk Pin Set Anodized Anti-Walk Pin Set

    Anodized Anti-Walk Pin Set

    Over time and use, trigger and hammer pins will make an attempt to walk out of your receivers life, with the Mil Spec MCS anti walk pins with thread locking patch your pins will be safe and secure. Limiting the shifting or moving of your parts...

    MSRP: $24.99
    Was: $19.99
    Now: $16.99
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  • SALE
    AR-15 ANODIZED PARTS KIT AR-15 ANODIZED PARTS KIT

    AR-15 ANODIZED PARTS KIT

    All XTS Anodized Small Parts in One Convenient Package. Includes: Buffer Tube Charging Handle Forward Assist Ejection Port Cover Trigger Guard Ambidextrous Safety Selector Switch Magazine Catch Assembly Allen Keys for Installation

    MSRP: $105.99
    Was: $99.99
    Now: $89.99
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  • SALE
    AR-15 16" 5.56 NATO UPPER W/O BCG AR-15 16" 5.56 NATO UPPER W/O BCG

    AR-15 16" 5.56 NATO UPPER W/O BCG

    Our complete AR15 5.56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel, capable of shooting both .223 and 5.56. With an Anchor Harvey Upper and an MCS Hand Guard, this will make your next build the ultimate AR. Includes: ANCHOR HARVEY Upper...

    MSRP: $399.99
    Was: $375.99
    Now: $314.99
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  • M-LOK ALUMINUM ANGLE GRIP SLIVER M-LOK ALUMINUM ANGLE GRIP SLIVER

    M-LOK ALUMINUM ANGLE GRIP SLIVER

    Lightweight Aluminum Hand Stop for M-LOK Slots, Sliver     SKU  HSML01-SThis Awesome Aluminum Hand Stop features a skeletonized style for a strong but lightweight design.Extended front wedge acts as an angle grip and the curved back...

    MSRP: $24.99
    $19.99
    Add to Cart
  • SALE
    AR15 Upgrade Parts Kit Anodized Color AR15 Upgrade Parts Kit Anodized Color

    AR15 Upgrade Parts Kit Anodized Color

    AR15 Anodized Upgrade Parts Kit Includes: Anodized AMBI safety selector switch Anodized Mill spec buffer tube Anodized AMBI Extended mag release Anodized Castle nut and end plate Anodized Dust Cover Anodized Forward assist Assembly Anodized 10" Rail

    MSRP: $120.99
    Was: $110.99
    Now: $95.99
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