AR 300 BLACKOUT 7.5" 1:8 TWIST W/ 7"(OPTIONS AVAILABLE) - UPPER ASSEMBLY

-53% AR 300 BLACKOUT 7.5" 1:8 TWIST W/ 7"(OPTIONS AVAILABLE) - UPPER ASSEMBLY

Specs
Barrel Length:10.5"
Caliber:300 Blackout
Twist Rate:1:8
Gas System:Pistol Length
Muzzle Thread:5/8x24
Barrel Coating:Black Nitride
Muzzle Device:A2 Flash Hider
Bolt Carrier GroupMil-Spec M16 BCG
Receiver Material:Forged and Mil-Spec 7075 T6 Aluminum
Charging Handle:Standard Mil-Spec Charging Handle
Buttstock:Pistol Stock Kit
Buffer:Standard Carbine Buffer and Spring
Grip:A2 Pistol Grip

Includes:

Handguard Options:

FML:

5AML-TC-R:

5AML-R:

FMLUS-TC:

FMLUS:

FKMUS:

FSSM:

FSM:

FAR:

Bolt Carrier Group + Charging Handle (Options): 

Specs
Barrel Length: 10.5"
Caliber: 300 Blackout
Twist Rate: 1:8
Gas System: Pistol Length
Muzzle Thread: 5/8x24
Barrel Coating: Black Nitride
Muzzle Device: A2 Flash Hider
Bolt Carrier Group: Mil-Spec M16 BCG
Receiver Material: Forged and Mil-Spec 7075 T6 Aluminum
Charging Handle: Standard Mil-Spec Charging Handle

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  • Views: 12612
  • Product Code: UB300-P7.5
  • Availability: In Stock
  • $419.95
  • $198.95

Available Options

Tags: AR 300 BlackOut, Upper Build, Pistol Kit, Pistol Length, Options Available

Kit shown assemble to display finished product • Kit do..
$584.95 $249.95
Each of our Mil-Spec Bolt Carrier Group Assemblies is made in the U.S.A. and feature full-auto capab..
$185.99 $99.99
Kit shown assemble to display finished product • Kit do..
$610.95 $289.95
Includes:Drop-In ReplacementReduce recoilImprove reliabilityReduce BCG speedReduce wear on partsRedu..
$139.95 $99.95
T6 CNC Machined Aluminum 5/8x24 Thread PitchOD: 1.00”Weight: 4.4 oz Length: 3.25” Black Anodized ..
$49.95 $25.95
The Multi Port Flash Hider is great for any tactical applications to reduce muzzle rise, flash signa..
$49.95 $27.95
The Multi Port Flash Hider is great for any tactical applications to reduce muzzle rise, flash signa..
$49.95 $27.95
This is a complete unassembled kit for building a basic functioning AR-15 rifle. Lower receiver is n..
$689.95 $329.95
Protects the quad rail and gas block from debris. Mounts in place using 4 screws.Specifications:6061..
$10.95 $4.99
DPMS COMPATIBLEOur "Tanker" muzzle brake has 6 large 45 degree rearward-facing side ports, redirec..
$39.95 $27.95
This deluxe ergonomic Pistol Grip is molded from high-density polymer fiber. It has deep finger groo..
$19.95 $8.95
This Jam Nut is used in place of a crush washer or shim kit to properly align a muzzle brake. It ca..
$9.95 $4.95
This is our universal Buffer Retainer and Retainer Spring kit. It's compatible with AR-15 and AR-10 ..
$7.95 $4.49