16” 9mm AR Assembled Upper – Burnt Bronze Cerakote – 15″ Window M-Lok
Original price was: $239.99.$199.95Current price is: $199.95.
16″ 9mm upper with 15″ Window Rail M-Lok free-float handguard, 4150 HBar barrel, 1:10 twist, and Burnt Bronze Cerakote finish. Mil-spec 7075 T6 upper receiver, A2 flash hider, 1/2×36 thread, blowback gas system, made in USA.
- Description
- Additional information
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- 9mm Upper FAQ
16″ 9mm blowback upper with 4150 HBar barrel, 1:10 twist, Black Nitride, and a 15″ windowed M-Lok free-float handguard in Burnt Bronze Cerakote. A2 flash hider, 1/2×36 thread, 7075 T6 mil-spec upper receiver.
- Caliber: 9mm
- Barrel: 16″ 4150 Light HBar, Black Nitride
- Twist Rate: 1:10
- Thread: 1/2×36
- Muzzle Device: A2 Flash Hider
- Handguard: 15″ Window Rail M-Lok Free Float
- Gas System: Blowback
- Upper Receiver: Mil-Spec 7075 T6 Aluminum
- Finish: Burnt Bronze Cerakote
- Includes: Dust Cover, Forward Assist, Steel Barrel Nut
- Made in USA
| Weight | 5 lbs |
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Will this upper work with my existing mil-spec AR-15 lower?
Yes — the upper is mil-spec and fits any standard AR-15 lower. For a 9mm build you’ll also need a dedicated 9mm lower or a 9mm conversion block that accepts 9mm magazines. The upper itself is a direct drop-on.
Do I need dedicated 9mm magazines for this AR build?
This upper requires a 9mm lower or conversion block. Glock-pattern 9mm magazines (G17/G19 style) are the most widely supported. Your lower determines which magazine pattern fits — confirm compatibility with your lower before ordering mags.
Do I need a special BCG for 9mm operation?
A BCG and charging handle are available as add-on options on this product page. A dedicated 9mm blowback bolt carrier is required — a standard 5.56 BCG will not function in a 9mm blowback build.
What buffer system do I need with a 9mm blowback upper?
9mm blowback generates a heavier recoil impulse than a gas-impingement build. An H2 buffer or heavier (5–6oz) is recommended for reliable cycling. A standard carbine buffer may work but can cause bolt bounce and reliability issues.
Can I mount a foregrip or light on the 15″ M-Lok handguard?
Any M-Lok-compatible accessory — including foregrips, lights, laser modules, and QD sling mounts — mounts directly to the 15″ free-float handguard. Free-float design isolates the barrel from handguard pressure for improved accuracy.
What is the Burnt Bronze Cerakote finish and how durable is it?
The Burnt Bronze Cerakote finish is applied over mil-spec black anodized aluminum. Cerakote is one of the most durable firearm coatings available — highly resistant to corrosion, chemicals, and abrasion. No special maintenance needed beyond standard cleaning.
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