Matador Arms MAT-9 AR-9 9mm 7.825in Roller Delayed Upper Reciever 4150 Lightweight Nitrided Barrel 1-10 Twist 1/2x28 Threads Anodized Black
$575.00 at OpticsPlanet
In stock Sale
Best price
$550.00at Brownells
Out of stock checked Oct 22, 2026
In stock now instead
- Matador Arms MAT-9 AR-9 9mm 7.825in Roller Delayed Upper Reciev… $575.00at OpticsPlanet
- Matador Arms MAT-9 AR-9 9mm 7.825in Roller Delayed Upper Reciev… $575.00at OpticsPlanet
- FM Products MIKE-9 9mm Build Kit 16 inch Mil-Spec Rear Charge 4… $549.99at OpticsPlanet
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells | $550.00checked Oct 22, 2026 | Out of stock | Buy at Brownells |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Similar upper receivers in stock
This part is out of stock at every store we track. These similar upper receivers are in stock, with today's prices.
Matador Arms MAT-9 AR-9 9mm 7.825in Roller Delayed Upper Reciever 4150 Lightweight Nitrided Barrel 1-10 Twist 1/2x28 Threads Anodized FDE
$575.00 at OpticsPlanet
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FM Products MIKE-9 9mm Build Kit 16 inch Mil-Spec Rear Charge 4-Port Micro Brake Black
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In stock
Price history
Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Brownells | $550.00 | $550.00 | $550.00 |
Since Sep 28, 2026.
About this part
The Montgo-9 9mm Luger Upper Receiver Black is a 9mm upper receiver from Matador Arms. One store lists it, Brownells at $550.00.
Fits and works with
- Caliber
- 9mm · Shop matching ammo
- Bolt
- 9mm · Bolt carrier groups
Specifications
- Manufacturer
- Matador Arms
- Color
- Black
- Platform
- AR-9
- Caliber
- 9mm
From the manufacturer
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 / ?x28" 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 w Mfg: Matador Arms
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