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SIG MPX/MCX/RATTLER

Braces and stocks, fore-grips, and more for the popular SIG MPX, MCX, and Rattler.

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  • New
    1913 FOLDING POLYMER STOCKS 1913 FOLDING POLYMER STOCKS

    A3 TACTICAL

    1913 FOLDING POLYMER STOCKS

    The NEW 1913 Polymer Folding Stocks are a unique blend of components using a LAGE polymer stock combined with our popular 1913 Picatinny APEX steel hinge. Available in multiple lengths with various add-ons, they can be easily configured for a host of...
    $139.95 - $179.95
  • ANGLED FOREGRIP - IWI UZI PRO ANGLED FOREGRIP - IWI UZI PRO

    A3 TACTICAL

    ANGLED FOREGRIP - IWI UZI PRO

    The UZI PRO only has 2.75 inches of rail space. With pistol applications you have minimal options when it comes to universal AFG's that fit this limited space. By specializing the design to meet the contours of the UZI's trigger guard we were able...
    $49.95
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  • WRAITH-BRAKE - MUZZLE BRAKE WRAITH-BRAKE - MUZZLE BRAKE

    A3 TACTICAL

    WRAITH-BRAKE - MUZZLE BRAKE

    The new WRAITH-BRAKE muzzle device is an easy way to counteract recoil, reduce dust signature, and add distinction to your firearm. Features include a large initial expansion chamber to dissipate the majority of combustion gases at lower pressures, then...
    $109.95
  • AR GRIP - MAGPUL MOE - BLACK

    MAGPUL

    AR GRIP - MAGPUL MOE - BLACK

    FITS: AR B&T APC PRO RUGER PC CHARGER SIG MPX SIG MCX/RATTLER ALL OTHER FIREARMS THAT USE STANDARD MIL-SPEC AR-15 GRIPS The MOE Grip (Magpul Original Equipment) is a drop-in upgrade for the standard AR15/M4 pistol grip. The ergonomic, hand filling...
    $18.95
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  • STRIKE INDUSTRIES OPPRESSOR - MUZZLE BRAKE / BLAST SHIELD STRIKE INDUSTRIES OPPRESSOR - MUZZLE BRAKE / BLAST SHIELD

    STRIKE INDUSTRIES

    STRIKE INDUSTRIES OPPRESSOR - MUZZLE BRAKE / BLAST SHIELD

    COMPENSATOR -  The SI JCOMP Gen2 is the classic Type 89 compensator re-engineered and updated for the 21st century.  Due to end user feedback, the favorite features of the original are retained, but the J Comp now features increased muzzle rise...
    $49.95 - $159.95
  • SIG PCB BRACE-TO-STEADY-BRACE ADAPTER SIG PCB BRACE-TO-STEADY-BRACE ADAPTER

    FARROWTECH

    SIG PCB BRACE-TO-STEADY-BRACE ADAPTER

    If you already have a SIG PCB folding brace but you are tired of the rotating arm cuff, you can easily convert it with this adapter from Farrowtech. This adapter converts the SIG brace end to the A3 Tactical Steady-brace. Simple 10-minute installation...
    $49.95 - $129.95
  • MAGPUL ANGLED FOREGRIP - M-LOK MAGPUL ANGLED FOREGRIP - M-LOK

    MAGPUL

    MAGPUL ANGLED FOREGRIP - M-LOK

    The Magpul M-LOK AFG (Angled Fore Grip) is the result of research and refinements done to the original AFG and AFG-2. By integrating the direct-attach M-LOK mounting system with minimalist construction we were able to produce a high strength grip that...
    $26.95
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  • LANCER 30-ROUND MAGAZINE - AR LANCER 30-ROUND MAGAZINE - AR

    LANCER

    LANCER 30-ROUND MAGAZINE - AR

    30 - Round Capacity Hardened Steel Feed Lips Non-Tilt Follower Stainless Steel Spring Aggressive Texturing Lancer set out to engineer a better magazine; one with the reliability of steel, durability of polymer and weight of aluminum - the L5AWM. The...
    $16.95
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  • New
    FIXED NON-FOLDING PICATINNY (1913) STOCK/BRACE ADAPTER FIXED NON-FOLDING PICATINNY (1913) STOCK/BRACE ADAPTER

    A3 TACTICAL

    FIXED NON-FOLDING PICATINNY (1913) STOCK/BRACE ADAPTER

    If you don't require the ability to fold your BRACE or STOCK, or live in a restricted state that does not allow folders, these fixed, non-folding adapters allow any of our stocks and braces to mount to your 1913 rear Picatinny rail. These mounting blocks...
    $69.95
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  • MAGPUL 40-ROUND M3 PMAG - AR MAGPUL 40-ROUND M3 PMAG - AR

    MAGPUL

    MAGPUL 40-ROUND M3 PMAG - AR

    Reliable and Durable Construction, next-generation impact and crush resistant polymer construction Modified dimensions allow for wider compatibility with non Colt-spec platforms Constant-curve internal geometry for smooth feeding and anti-tilt,...
    $22.95
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  • ULTRADYNE PCC LITHIUM - MUZZLE BRAKE ULTRADYNE PCC LITHIUM - MUZZLE BRAKE

    ULTRADYNE

    ULTRADYNE PCC LITHIUM - MUZZLE BRAKE

    Lithium is a superior PCC compensator from Ultradyne that allows a shooter to easily stay on target by featuring aggressive compensation ports along with added recoil reduction. This results in faster follow-up shots with increased accuracy. The...
    $94.95
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  • MAGPUL HAND STOP KIT - M-LOK MAGPUL HAND STOP KIT - M-LOK

    MAGPUL

    MAGPUL HAND STOP KIT - M-LOK

    The M-LOK Hand Stop Kit serves as a light weight, low-profile M-LOK slot index point for improved weapon control, or as a forward stop to prevent the shooter's hand from reaching the hot front sight assembly or muzzle. The kit includes one M-LOK Hand...
    $23.95
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  • BCM GUNFIGHTER MOD 0 AR GRIP BCM GUNFIGHTER MOD 0 AR GRIP

    BCM

    BCM GUNFIGHTER MOD 0 AR GRIP

    The BCMGUNFIGHTER™'s Grip (GFG) features Reduced angle for improved ergonomics Hinged trap door offering storage inside the grip with a water resistant rubber gasket Each grip includes both an extended modular insert to close the gap between the...
    $29.95
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  • SKELESTOCK WIDE BUTT-PLATE

    A3 TACTICAL

    SKELESTOCK WIDE BUTT-PLATE

    These butt-plates fit our Skelestock only. By default, the Skelestock ships with a narrow, high-clearance butt-pad to minimize clearance concerns while folded. If you have the room, you can upgrade to our wider butt-plate and butt-pad and add a little...
    $39.95
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  • HERA H3 GEN 2 30-RD MAGAZINE - AR HERA H3 GEN 2 30-RD MAGAZINE - AR

    HERA

    HERA H3 GEN 2 30-RD MAGAZINE - AR

    The HERA H3T Gen-2 magazines feature a transparent frame allowing you to quickly check your round count. Constructed of high impact reinforced polymer with superior springs, you can expect superb function from HERA magazines.
    $11.95
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