Matador Arms - AR-15 / M16 9MM Blowback Conversion Kit - MONTGO-9

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Product Code: MAC-9MM-KIT
Stock Status Stock Status: Out of Stock
MSRP: $1,399.95
Sale Price: Sale Price: $799.95
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Out of stock

Matador Arms - AR-15 / M16 9MM Blowback Conversion Kit - MONTGO-9


The MONTGO-9 blowback 9mm AR upper receiver, with NO BUFFER!

Compatible with any AR-15* and/or AR-9 lower, the Montgo-9 gives shooters endless build possibilities while being compact and versatile.
  • Solid end receiver...does not require a buffer
  • Hard anodized billet aluminum
  • 5.5” barrel, 4140 Nitrided
  • ½x28" threaded barrel
  • Full length integral picatinny rail for installing optics or sights
  • 3.5” bottom picatinny accessory rail
  • Non-reciprocating charging handle...can be used on right or left side
  • 4140 steel nitrided bolt & trunnion for durability
  • No tools required for field stripping
  • OAL: 12.125”, Width: 1.47”, Weight: 3.5lbs
*AR-15 lowers will require the MagX adapter (or similar) to accept 9mm pistol magazines.


The Mag-X allows you to use your pistol magazines in any AR-15 milspec lower - the ultimate PCC-pistol combination for Glock owners!
  • Fits any standard AR-15 lower receiver.
  • No modifications required to your lower or magazine.
  • Installs in seconds.
  • Built-in magazine release.
  • Locks into place with the standard AR-15 catch.
  • Lightweight aircraft-grade aluminum construction; anodized finish.
  • Steel ejector and magazine catch.
*Only compatible with mil-spec AR-15 lower receivers, combined with a 9mm upper with a Glock-cut bolt.
*No last round bolt hold open.
*Hand-fitting may be required with FM-9 uppers.
*The MagX will not work with the CMMG Radial Delayed Blowback. 


This AR buffer tube folder allows you to go compact ultra-solid lockup. It's lightweight, strong and reversible so that you can fold in either direction and know it'll stay put. Compatible with: Chassis systems Shotguns AKs Scorpions Vectors Rifles/pistols that accept AR Buffer Tube Threads*

*Stock adapter is not included and may be required depending on firearm model.

Will not work with AR rifles.