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$523.40

MCK 3.0 | Micro Conversion Kit + Ballistic Sling Bag Kit Bundle

From: Original price was: $583.00.Current price is: $519.32.

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MCK 3.0 | Micro Conversion Kit + Ballistic Sling Bag Kit Bundle Description


The extended stabilizer enables one-handed firing for better shooting performance. It also comes with a Velcro strap fastener which provides a custom fit to any user. MCK Gen 3 is the most cost effect conversion kit in the world. Fastest assembly/disassembly conversion kit on the market. Improving accuracy dramatically up to 200 yards. Upgrade your gun into a full-featured PDW using our rugged Handgun Conversion Kit, the most popular Pistol Conversion Kit and Glock Chassis system in the world.

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Advantages of the New Gen 3 MCK

  • RMR/Red Dot Compatibility: For the first time, the MCK can accommodate a slide with a mounted micro red dot or RMR. Shooters can aim using their pre-zeroed RMR without needing an additional optic.
  • Integrated Slide Cleaning System: A built-in cleaning mechanism uses durable bristles to clean the front of the slide during cycling—effectively reducing carbon buildup without damaging your pistol’s finish.
  • Enhanced Stabilizer/Stock Design: The Gen 3 now features an ambidextrous stabilizer/stock that folds to either the right or left side—unlike previous generations, which only allowed right-side folding.
  • Dual-Height Stabilizer: Offers two height positions—lowered for use with RMR or slide-mounted optics, and raised for use with iron sights, pop-up sights, or optics mounted on the top Picatinny rail.
  • Removable Front Adapter: A redesigned front adapter protects the interior of the MCK from carbon buildup. It’s easily detachable and washable—just remove, rinse, and you’re ready to go.
  • Upgraded Picatinny Rails: Includes 4.6-inch aluminum front and rear top Picatinny rails for mounting a wide range of optics and sighting accessories.
  • External Slide Cleaner & Charging Handle Holder: The stabilizer includes an external brush for additional slide cleaning and a built-in holder for the Gen 3 charging handle.
  • New Charging Handle System: Comes with two charging handles—a Gen 3 handle with backplate for RMR/slide-mounted optics, and a Gen 2-style polymer handle for standard use without optics.
  • Retains Gen 2 Benefits: The Gen 3 keeps all the advantages of the Gen 2, including an aluminum top rail, spare magazine holder with release button, suppressor compatibility (now supporting up to 1.56-inch diameter), and the ability to fire with the stock/stabilizer folded.

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What is included in the Advanced Upgrade Kit:

  • Polymer-pair side rail thumb rests (MCKTHR)
  • Push button sling swivel (MCKPBSS)
  • One point sling (MCKOPS)
  • Flashlight that fits MCK & Micro Roni 17 / 19 chassis (MCKFL)
  • Polymer front flip-up sight (MCKFBUS)
  • Polymer front rear-up sight (MCKRBUS)

MCK 3.0 | Micro Conversion Kit + Ballistic Sling Bag Kit Bundle IS COMPATIBLE WITH

Compatible with the Glock 17/19/19x/20/21/22/23/25/31/32/45.

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Specifications for MCK 3.0 | Micro Conversion Kit + Ballistic Sling Bag Kit Bundle

MCK 3.0 | Micro Conversion Kit + Ballistic Sling Bag Kit Bundle Instructions

MCK 3.0 | Micro Conversion Kit + Ballistic Sling Bag Kit Bundle Frequently Asked Questions

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StockS & Stabilizers

Gen 3 Polymer Stabilizer

The Gen 3 Stabilizer Brace is constructed of durable polymer with a Velcro arm strap. The brace can be folded. Non NFA item.

Gen 3 Polymer Stock

The Gen 3 Stock is constructed of durable polymer and TPE rubber. The stock is to be shouldered similar to a rifle stock. Note: Installing a stock converts a pistol into a Short-Barreled Rifle (SBR), requiring ATF/NFA compliance.

Gen 3 Short Stabilizing Brace

The GEN3 Short Stabilizer Brace is constructed of durable polymer with a Velcro arm strap that can be folded left or right. The compact size makes it easier to transport the MCK and to maneuver in close quarters—without converting your handgun into an SBR.

Gen 3 TAC

The TAC Kit transforms your Micro Conversion Kit Gen 3 into a compact setup with a One-Point Sling (Push Button Swivel) and thumb rests, inspired by HK MP5K dynamics. Full arm extension plus bungee resistance creates a steady platform for better accuracy and control. Includes a forearm strap for single-handed support without converting your handgun into an SBR.

Brace & Stock F.A.Q.

What's The Difference Between a Stabilizer vs. Short Stabilizer vs. Stock vs. TAC?:

  • Stabilizers feature forearm straps for pistol-brace configuration. This is a Non NFA Item.
  • Stocks are meant to be shouldered and turn the firearm into a Short-Barreled Rifle (SBR). Is A NFA Item.
  • Short Stabilizer Brace is designed with the intention of being secured to your arm with the velcro strap. It allows for easy mobility in close quarters and is a Non NFA item. 
  • TAC  was developed for concealment and maneuverability with VIP protection in mind. The TAC features a one-point bungee style sling and Quick Detach sling swivel. The TAC is a Non NFA item.

Firearm Compatibility Checker

Find out if your pistol is compatible out of the box or if it requires an upgrade kit.

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