Mitchell Defense DOC 18in 6mm ARC Upper Receiver Stainless Steel Barrel Flat Dark Earth Finish M-LOK Free-Float Handguard
$1,225.50 at OpticsPlanet
In stock Sale
Mitchell Defense DOC 18in 6mm ARC Upper Receiver Carbon Fiber Wrapped Barrel Flat Dark Earth Finish M-LOK Free-Float Handguard
Mitchell Defense · Upper Receiver
No ratings yetBest price
$2,137.50at OpticsPlanet
Out of stock Sale checked Oct 22, 2026
In stock now instead
- Mitchell Defense DOC 18in 6mm ARC Upper Receiver Stainless Stee… $1,225.50at OpticsPlanet
- Mitchell Defense DOC 18in 6mm ARC Upper Receiver Stainless Stee… $1,225.50at OpticsPlanet
- Radian Weapons Model 1 AR-15 6mm ARC 18 inch M-LOK Upper Receiv… $2,169.95at Kentucky Gun Co
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet | $2,137.50Salechecked Oct 22, 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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This part is out of stock at every store we track. These similar upper receivers are in stock, with today's prices.
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Bilson Arms BA-15FC 6mm ARC 18in Forward Complete Upper Assembly Rifle Length 1-7 Twist 5/8-24 TPI Tactical Grey/Graphite Black
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Price history
Dashed line = out of stock. Tracking since Oct 15, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| OpticsPlanet | $2,137.50 | $2,137.50 | $2,137.50 |
Since Oct 15, 2026.
About this part
The Mitchell Defense DOC 18in 6mm ARC Upper Receiver Carbon Fiber Wrapped Barrel Flat Dark Earth Finish M-LOK Free-Float Handguard is an 18" 6mm ARC upper receiver from Mitchell Defense. One store lists it, OpticsPlanet at $2,137.50.
Fits and works with
- Caliber
- 6mm ARC · Shop matching ammo
- Bolt
- 6.5 Grendel / 6mm ARC · Bolt carrier groups
- Barrel length
- 18" · Handguards
Specifications
- Manufacturer
- Mitchell Defense
- Color
- Flat Dark Earth
- Platform
- AR-15
- Caliber
- 6mm ARC
From the manufacturer
Mitchell Defense DOC 18in 6mm ARC Upper Receiver Carbon Fiber Wrapped Barrel Flat Dark Earth Finish M-LOK Free-Float Handguard. The billet 7075-T6 thermal-fit upper enhances rigidity and maintains consistent barrel harmonics. This model features an ArmorLube Carbon Cutter BCG equipped with a 9310 MPI bolt for reliable cycling and improved wear characteristics. A free-float M-LOK handguard provides a stable mounting interface while the E-Series Cerakote finish ensures long-term environmental durability. Ideal for shooters seeking lightweight precision in the 6mm ARC platform. Specifications for Mitchell Defense The DOC AR-15 6mm ARC 18in Upper Receiver: Manufacturer: Mitchell Defense Caliber: 6mm ARC Overall Length: 27 in Barrel Length: 18 in Barrel Profile: Standard Gas System Length: Rifle Plus Length Barrel Twist Rate: 1-7.5 Firearms Threads Per Inch: Non Threaded Muzzle Device: A2 Flash Hider Finish: Nitride Gun Model: AR-15 Fabric/Material: 7075-T6 Billet Aluminum Gun Make: AR Platform Bolt Carrier Group Included: MIL-SPEC Charging Handle Included: MIL-SPEC Country of Origin: USA Features of Mitchell Defense The DOC AR-15 6mm ARC 18in Upper Receiver Thermal-fit billet 7075-T6 upper enhances rigidity for consistent long-range accuracy ArmorLube Carbon Cutter BCG with 9310 MPI bolt improves reliability and wear resistance Free-float M-LOK handguard provides stable mounting for precision accessories E-Series Cerakote ensures superior abrasion and corrosion protection Ideal for extended-range applications requiring lightweight performance Package Contents: Mitchell Defense The DOC AR-15 6mm ARC 18in Upper Receiver What firearm models does the manufacturer say Mitchell Defense The DOC AR-15 6mm ARC 18in Upper Receiver is compatible with? The manufacturer says that Mitchell Defense The DOC AR-15 6mm ARC 18in Upper Receiver is compatible with AR-15Mitchell Defense 474321: DOC 18in 6mm ARC Upper Receiver Carbon Fiber Wrapped Barrel Flat Dark Earth Finish M-LOK Free-Float Handguard
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