Rock River Arms Completed Upper Receiver Carbine A4 9MM Luger 16 Inch Barrel 1-10 Twist 1/2-36 Thread R4 Handguard A2 Flash Hider Black
$338.58 at MidwayUSA · 2 stores
In stock Sale
Dead Foot Arms Modified Cycle System AR-Pistol Kit 9mm Black Nitiride Bolt Carrier Group BCG Plunger Buffer Tube Black Anodized
Dead Foot Arms LLC · Upper Receiver
No ratings yetBest price
$345.00at OpticsPlanet
Out of stock Sale checked Nov 12, 2026
In stock now instead
- Rock River Arms Completed Upper Receiver Carbine A4 9MM Luger 1… $338.58at MidwayUSA
- ABC RIFLE COMPANY AR9 9mm Luger Pistol 4in Barrel M-LOK Handgua… $329.99at OpticsPlanet
- ABC RIFLE COMPANY AR 9mm Luger 16in Barrel w/12in Quadrail Hand… $365.99at OpticsPlanet
Fits and works with
- Caliber
- 9mm · Shop matching ammo
- Bolt
- 9mm · Bolt carrier groups
Specifications
- Manufacturer
- Dead Foot Arms LLC
- Color
- Black
- Platform
- AR-9
- Caliber
- 9mm
- Weight
- 31.84 oz
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet | $345.00Salechecked Nov 12, 2026 | Out of stock | Buy at OpticsPlanet |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
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Price history
Dashed line = out of stock. Tracking since Oct 14, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| OpticsPlanet | $345.00 | $345.00 | $345.00 |
Since Oct 14, 2026.
About this part
The Dead Foot Arms Modified Cycle System AR-Pistol Kit 9mm Black Nitiride Bolt Carrier Group BCG Plunger Buffer Tube Black Anodized is a 9mm upper receiver from Dead Foot Arms LLC. One store lists it, OpticsPlanet at $345.00.
From the manufacturer
Dead Foot Arms Modified Cycle System AR-Pistol Kit 9mm Black Nitiride Bolt Carrier Group BCG Plunger Buffer Tube Black Anodized. It includes: Buffer Tube and End Cap Assembly MCS 9mm Bolt Carrier Group BCG finished in Black Nitride end plate with QD port plunger and recoil and buffer spring. Specifications for Dead Foot Arms Modified Cycle System 9mm AR-Pistol Kit w/Bolt Carrier Group (BCG): Manufacturer: Dead Foot Arms Color: Black Anodized Finish: Nitride Fabric/Material: Steel Gun Make: AR Platform Gun Model: AR-15 Caliber: 9mm Luger Additional Features: Right Folder Condition: New Weight: 1.99 lb Country of Origin: USA Features of Dead Foot Arms Modified Cycle System 9mm AR-Pistol Kit w/Bolt Carrier Group BCG: Black Nitrided Spinta Precision 9mm BCG Type III Anodized Aluminum and Tool Steel made in specialized factories Package Contents: Dead Foot Arms Modified Cycle System 9mm AR-Pistol Kit w/Bolt Carrier Group What firearm models does the manufacturer say Dead Foot Arms Modified Cycle System 9mm AR-Pistol Kit w/Bolt Carrier Group (BCG) is compatible with? The manufacturer says that Dead Foot Arms Modified Cycle System 9mm AR-Pistol Kit w/Bolt Carrier Group (BCG) is compatible with AR-15Dead Foot Arms 78721: Modified Cycle System AR-Pistol Kit 9mm Black Nitiride Bolt Carrier Group Plunger Buffer Tube Black Anodized
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