DPMS "Kitty Kat" 7.5" 300AAC 6.5" Quad-Rail Upper w/ BCG & CH
$371.57 at OpticsPlanet · 2 stores
In stock Sale
Best price
$369.73at OpticsPlanet
Out of stock Sale checked Oct 22, 2026
In stock now instead
- DPMS "Kitty Kat" 7.5" 300AAC 6.5" Quad-Rail Upper w/ BCG & CH $371.57at OpticsPlanet
- DPMS Kitty Kat C7 .300 AAC Blackout 7.5 inch Upper Receiver $443.37at OpticsPlanet
- ABC RIFLE COMPANY AR-15 .300 AAC Blackout Pistol 10in Quadrail … $369.99at OpticsPlanet
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet | $369.73Salechecked 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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In stock
Price history
Dashed line = out of stock. Tracking since Oct 14, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| OpticsPlanet | $369.73 | $369.73 | $369.73 |
Since Oct 14, 2026.
About this part
The DPMS M-LOK .300 AAC Blackout 7.5 inch Upper Receiver is a 7.5" 300 Blackout upper receiver from DPMS. One store lists it, OpticsPlanet at $369.73.
Fits and works with
- Caliber
- 300 Blackout · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
- Barrel length
- 7.5" · Handguards
Specifications
- Manufacturer
- DPMS
- Platform
- AR-15
- Caliber
- 300 Blackout
From the manufacturer
DPMS M-Lok .300 AAC Blackout 7.5 inch Upper Receiver One Size. 5in Chambered in 300AAC Blackout with a 1:8 twist rate M4 barrel extension and a pistol length gas system. This phosphate barrel is finished off with a DPMS Lightweight M-Lok free-float rail .750in diameter low profile gas block and an A2 flash hider. Upper: Forged 7075-T6 A3 AR upper is made to MIL-SPECS and hard coat anodized black for durability. These uppers are made for us right here in the USA by a mil-spec manufacturer. Bolt: Bolt is made of Mil-spec shot-peened Carpenter 158 steel. Gas key is secured with grade 8 fasteners and staked per mil-spec. Bolt carrier is parkerized outside and chrome lined inside. Specifications for DPMS M-Lok .300 AAC Blackout 7.5 inch Upper Receiver: Manufacturer: DPMS Caliber: .300 AAC Blackout Barrel Length: 7.5 in Gas System Length: Pistol Length Barrel Twist Rate: 1-8 Firearms Threads Per Inch: 5/8x24 Finish: Phosphate Gas Block Journal Size-Diameter: .750 in Handguard Length: 7 in Bolt Carrier Group Included: MIL-SPEC Charging Handle Included: MIL-SPEC Length: 17 in Package Contents: DPMS M-Lok .300 AAC Blackout 7.5 inch Upper Receiver DPMS DP51655111877: M-Lok .300 AAC Blackout 7.5 inch Upper Receiver One Size
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