CMMG Dissent 6.50" Upper .300 AAC Blackout with 1:7 Twist Rate and M-LOK Rail - Pistol-Length with Charging Handle - Armor Black
$1,100.99 at Ammunition Depot · 3 stores
In stock
Best price
$1,099.99at Brownells
Out of stock checked Oct 1, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells | $1,099.99checked Oct 1, 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.
Price history
Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Brownells | $1,099.99 | $1,099.99 | $1,099.99 |
Since Sep 28, 2026.
About this part
The Vortex Brn-180s 300BLK Upper W/Sparc Solar Red Dot is a 300 Blackout upper receiver from Brownells. One store lists it, Brownells at $1,099.99.
Fits and works with
- Caliber
- 300 Blackout · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
Specifications
- Manufacturer
- Brownells
- Platform
- AR-15
- Caliber
- 300 Blackout
From the manufacturer
BRN-180SA(R) Gen2 - Now with 300 Blackout Configuration! Designed in conjunction with PWS & FM Products, the Brownells BRN-180SA(R) Complete Upper Receiver is the newest iteration of the BRN-180A(R) Upper Receiver, which was inspired by the ArmaliteA(R) AR-180 of the 1960s. The BRN-180SA(R) shares a large chunk of components with the BRN-180A(R), but introduces key features to improve reliability and usability in a short configuration. The BRN-180SA(R) is obviously shorter than the standard BRN-180A(R). The 300 Blackout required a shorter system to ensure reliability with a wide variety of supersonic and subsonic ammunition. This resulting shorter system also required a Mfg: Brownells
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