Resolute Mk4 300BLK Assembled Upper Rcvr 16.1" Bbl Black
$452.49 at Ammunition Depot · 5 stores
In stock
AIM Sports Inc Complete AR Pistol Kit Pistol Length Gas 300 BLK 10.5in Black Large
Aim Sports Inc · Upper Receiver
No ratings yetBest price
$449.99at OpticsPlanet
Out of stock Sale checked Oct 23, 2026
In stock now instead
- Resolute Mk4 300BLK Assembled Upper Rcvr 16.1" Bbl Black $452.49at Ammunition Depot
- Andro Corp Industries AR-15 Complete M-LOK Upper Receiver with … $399.99at MidwayUSA
- Andro Corp Industries AR-15 Complete M-LOK Upper Receiver with … $399.99at MidwayUSA
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet | $449.99Salechecked Oct 23, 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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Price history
Dashed line = out of stock. Tracking since Oct 12, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| OpticsPlanet | $449.99 | $449.99 | $449.99 |
Since Oct 12, 2026.
About this part
The AIM Sports Inc Complete AR Pistol Kit Pistol Length Gas 300 BLK 10.5in Black Large is an AR-15 complete upper receiver from Aim Sports Inc. One store lists it, OpticsPlanet at $449.99.
Fits and works with
- Caliber
- 300 Blackout · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
- Gas system
- Pistol · Handguards
- Barrel length
- 10.5" · Handguards
Specifications
- Manufacturer
- Aim Sports Inc
- Color
- Black
- Type
- Complete
- Platform
- AR-15
- Caliber
- 300 Blackout
From the manufacturer
AIM Sports Inc Complete AR Pistol Kit Pistol Length Gas 300 Blk 10.5in Black Large Black Large. 300 Blackout Pistol build kit comes with just about everything you need to complete your pistol or SBR build. The kit features all the necessary components to get your build going just add your stripped lower receiver. Specifications for AIM Sports Inc Complete AR-15 .300 Blk 10.5in Upper Receiver Pistol Kit: Manufacturer: AIM Sports Inc Caliber: .300 AAC Blackout Barrel Length: 10.5 in Color: Black Package Contents: AIM Sports Inc Complete AR-15 .300 Blk 10.5in Upper Receiver Pistol Kit AIM Sports Inc AR5CUB13: Complete AR Pistol Kit Pistol Length Gas 300 Blk 10.5in Black Large AR5CUB13 Black Large
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