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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. 

 

  • M-LOK ALUMINUM ANGLE GRIP RED M-LOK ALUMINUM ANGLE GRIP RED

    M-LOK ALUMINUM ANGLE GRIP RED

    Lightweight Aluminum Hand Stop for M-LOK Slots, Red     SKU  HSML01-RThis 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
  • Adjustable Mil Spec Carbine Buttstock Kit FDE Tan Adjustable Mil Spec Carbine Buttstock Kit FDE Tan

    Adjustable Mil Spec Carbine Buttstock Kit FDE Tan

    Adjustable Mil Spec Carbine Buttstock Kit FDE Tan Ergonomically engineered to provide outstanding comfort Fits AR15 Mil Spec Buffer Tubes Adjustable Carbine Style Buttstock  Polymer Construction Color: FDE Tan Includes:  AR-15 Stock Buffer...

    MSRP: $59.99
    $45.99
    Add to Cart
  • Adjustable Mil Spec Carbine Buttstock Kit Black Adjustable Mil Spec Carbine Buttstock Kit Black

    Adjustable Mil Spec Carbine Buttstock Kit Black

    Adjustable Mil Spec Carbine Buttstock Kit Black Ergonomically engineered to provide outstanding comfort Fits AR15 Mil Spec Buffer Tubes Adjustable Carbine Style Buttstock  Polymer Construction Color: Black Includes:  AR-15 Stock Buffer Tube...

    MSRP: $59.99
    $45.99
    Add to Cart
  • SALE
    Skeleton AR Stock XTS-101

    Skeleton AR Stock XTS-101

    The skeleton 101 stock is versatile enough to work with any AR build. It features a low profile adjustment latch, angled rubber buttpad, and slick sided profile. The butt-pad profile is angled to accommodate plate carriers and the aggressive texturing...

    MSRP: $38.99
    Was: $33.99
    Now: $27.99
    Add to Cart
  • Defender V2 AR Shock Absorbing Stock Kit Defender V2 AR Shock Absorbing Stock Kit

    Defender V2 AR Shock Absorbing Stock Kit

    Defender V2 AR Shock Absorbing Stock Kit With it's shock absorbing technology it will assist in the reduction of recoil impact. In addition it also comes equipped with an adjustable check rest and non-slip rubber buttpad, which allows for more...

    MSRP: $79.99
    $64.99
    Add to Cart
  • Silent Recoil Spring System Silent Recoil Spring System

    Silent Recoil Spring System

    .223 Silent Recoil Spring System Our Silent Recoil Spring System is our drop-in replacement for the traditional buffer spring and buffer for the AR platform. The Silent Recoil spring eliminates virtually all the friction and vibration typical of the...

    MSRP: $80.99
    $65.99
  • 1911 AR Pistol Grip 6061 T6 Aluminum 1911 AR Pistol Grip 6061 T6 Aluminum

    1911 AR Pistol Grip 6061 T6 Aluminum

    1911 AR PISTOL GRIP 6061 T6 Aluminum Allows you to further customize your AR platform Works with ALL Mil-Spec AR Lower Receivers Maintains comfort and performance Colors: Black, Red Made in USA Customize the look of your AR rifle with our Custom 1911...

    MSRP: $65.00
    $50.99
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  • Anodized Ambidextrous Extended Magazine Release Anodized Ambidextrous Extended Magazine Release

    Anodized Ambidextrous Extended Magazine Release

    The MCS Ambidextrous Extended Magazine Release allows both Left AND Right handers to drop a mag and keep their eye on the target.  Specs Weight: 0.4oz 4 Colors Available: Blue, Red Compatibility: Standard AR Lowers

    MSRP: $19.99
    $15.99
  • Anodized Extended Takedown Pins Anodized Extended Takedown Pins

    Anodized Extended Takedown Pins

    MCS-TDP EXTENDED TAKE DOWN PINS - ANODIZED COLORS Strong and lightweight is the name of the game for the new MCS-TDP Anodized Takedown and Pivot Pins. Coming in at only 0.3oz in weight, the MCS-TDP come Extended with the Pivot Pin measuring 1.625", and...

    MSRP: $19.99
    $15.99
    Choose Options