7.5" 9MM keymod complete precision pistol kit - Glock style - various pistol sizes available

Product Code: 7.5" AR-9 keymod complete upper assembly
In Stock
Price: $449.99$599.95

Available Options

Add Assembled Upper:

Add Lower Receiver:

Add Magazine:


Barrel Upgrade:

Moriarti Armaments guarantee the fit of our 9mm kits to Glock style lowers (sold separately). However, the kit is universal for Glock and Colt style mags. If you are looking for a Colt style 9MM, you will need the mag adapter, sold separately.

Standard upper comes with 7.5" CMV barrel. Other barrel sizes in 5.5", 10.5", and 11" are available as add-on options on top of page. Make your own AR-9 at a fraction of a cost!  All components are Mil Spec and made in the USA.  


Barrel: 7.5″ CMV

Chamber: 9MM

Twist: 1 in 10”

Thread: 1/2x36

.750” Gas Block Diameter (gas block not included)

Pistol Length Gas System (No Gas Port)

Low profile A3 AR-15 upper receiver

A2 Style Flash Hider

Free Float Quadrail Handguard

Bolt Carrier Group

AR-15 Charging Handle

Lower Parts Kit and AR-15 Buffer Tube Assembly with Foam - included


Barrel: 7.5″ 9MM 4140 phosphate h-bar barrel, 1 in 10” twist, 9MM barrel extention, pistol length gas system (no gas port) with .750 gas block diameter. Barrel is finished off with pistol length free float KeyMod aluminum rail and A2 style flash hider. Note: We have set the barrel up so you can put a gas block on for cosmetic reasons (not included), but there is no gas port hole (not needed).

Upper: Forged 7075-T6 A3 AR-15 upper is hard coat anodized black for durability. These upper receivers are made for us right here in the USA.

Bolt Carrier Group:  For 9mm AR15.  8620 Bolt is ramped, and phosphate coated.  Includes Charging Handle.

Lower Parts Kit - 9mm AR15, included. Comes with pistol tube assembly and a standard A2 grip.

Please Note: BCG will work with Glock style and Colt style lowers and mags. Pictures show customer's photos and various customizations performed to the standard kit.

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