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AR9 Pistol Kit – 9mm (4.5″ Nitride Barrel, 1:10 Twist & 4.5″ M-Lok Handguard) with Fire/Safe Marked 80% Lower

$790.43 $660.00 (You Save $130.43)

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SKU: 9MM-45-45MLOK-BK

Description

Get ready for an ultra-compact AR pistol build kit.  Upon completion of your build, this little guy will have you punching 9mm-sized holes in paper or clanging steel in no time.

This kit starts with an upper assembly put together with a 4.5″ nitride-coated barrel with a 4.5″ M-Lok free floating handguard.  You also get the SB Tactical pistol brace to finish the back end of the pistol.  As a bonus, we threw in a lower parts kit with an upgraded trigger and a Magpul MOE pistol grip instead of the standard one.  Finally, you get our 9mm 80% lower receiver.  Please note this lower’s mag well is cut to accept Glock mags only.  Get building!

AR-9 Pistol Build Kit Specs:

Barrel Length: 4.5″
Barrel Steel: 4150 CMV, heat-treated
Barrel Finish: Nitride
Muzzle Thread: 1/2×36
Chamber: 9mm Parabellum
Twist Rate: 1:10
Muzzle Device: A2 flash hider
Receiver Material: Forged 7075 T6
Receiver Type: Flat-top w/ Picatinny
Handguard Type: Custom, super-slim 4.5” M-Lok
Bolt Carrier Group Included: Yes
Bolt Steel: Shot-peened, MPI-tested, 8620 steel
Bolt Carrier Profile: 9mm Hybrid
Charging Handle Included: Yes

AR-9 Pistol Build Kit Features:

  • Complete build kit w/ optional lower
  • Includes pre-built 9mm AR upper
  • Hybrid 9mm AR bolt carrier group
  • High-quality CMV barrel for accuracy
  • Compatible with Glock magazines
  • Features enhanced, polished trigger
  • Not considered a firearm, no FFL required
  • Proudly built in the U.S.A.
  • Backed by Lifetime Warranty

Barrel: Nitride-coated, 4.5”, chambered in 9mm Parabellum. Made of 4150 CMV steel. Heat-treated. Features 1:10 twist rate. Includes custom 4.5” ultra-slim M-Lok handguard, and A2 flash hider.

Upper: Mil-spec, made of forged 7075 T6 aluminum. Hard-coat anodized (Type III).

Bolt: Custom 9mm AR hybrid bolt carrier group. Compatible with 9mm Glock magazines. Heat-treated. Nitride finish. 8620 steel.

80% Lower: Complete with optional AR-9 80% lower. Mil-spec fittings. Type III Hardcoat anodized finish.

Lower Parts Kit: Mil-spec 9mm AR lower parts kit. Enhanced, polished trigger (EPT). Six-position buffer tube. SB Tactical Pistol Brace. Carbine buffer spring. 9mm pistol buffer.

Charging handle: Extended-latch charging handle.

Please note: If completing your AR-9 build using the optional 80% lower, please select an AR-15-compatible 80% jig from our available options.

No FFL required Made in the USA Lifetime Warranty

AR9 Pistol Kit – 9mm (4.5″ Nitride Barrel, 1:10 Twist & 4.5″ M-Lok Handguard) with Fire/Safe Marked 80% Lower

$790.43 $660.00 (You Save $130.43)

$654.98 $560.00 (You Save $94.98 )
Clear
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