Black Rifle Arms 300BLK Piston Upper with Aero Precision Quad Rail

WE WILL BE CLOSED FROM DEC. 4th thru Dec 8th
DURING THIS TIME THERE WILL BE NO CUSTOMER SERVICE AND NO SHIPPING! ALL ORDERS PLACE DURING THIS TIME WILL NOT SHIP OUT UNTIL DEC. 9th or DEC 11th. ALL UPPER ORDERS WILL BE UNDER THE SAME SHIPPING TIMELINE.
WE WILL RESUME NORMAL OPERATIONS MONDAY, DEC. 11th! WE WILL GET BACK TO ANY QUESTIONS OUR CUSTOMERS HAVE STARTING MONDAY, DEC 11th. THANK YOU FOR YOUR PATIENCE WHILE WE WILL BE OUT OF OFFICE!

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and to GUAM and PUERTO RICO!
MINIMUM AMOUNT TO CHECKOUT $5.00

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SHIPPING TIMES
SMALL COMPONENTS: 1 to 2 BUSINESS DAYS!
COMPLETE UPPERS: 1 to 2 WEEKS!
Add Additional 1 to 2 weeks for Cerakote Option!

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AR-15 PISTON UPPERS
300 BLACKOUT PISTON UPPERS

10" 300BLK Complete Low Profile Piston Upper with A.P. 9" Quad Handguard

10' 300BLK Complete Low Profile Piston Upper with A.P. 9' Quad Handguard

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10" 300BLK Complete Low Profile Piston Upper with A.P. 9" Quad Handguard

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Part Number: 180291

Availability: IN-STOCK | BUILD TO ORDER

Choose Options

SIGHT OPTIONS

CHARGING HANDLE OPTIONS

MUZZLE DEVICE OPTIONS

SPARE BOLT CARRIER BUFFER OPTIONS

CERAKOTE OPTIONS - CERAKOTE OPTION ADDS 1 to 3 WEEKS TO A BUILD

CERAKOTE PATTERN

CERAKOTE COLOR - 1 COLOR OPTION

CERAKOTE COLOR - 2 COLORS OPTIONAL

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Quantity

Description

Product Features

Product Specifications

Ship Requirements

Black Rifle Arms^® AR-15 10" 300BLK Complete Low Profile Piston Upper with 9" Aero Precision Enhanced Quad Handguard

7075-T6 Aluminum Forging : ✓

Piston Upper Fits Any Mil-Spec AR-15 Lower: ✓

One Piece Bolt Carrier Group with Buffer Technology: ✓

Aero Precision Enhanced Quad Handguard with Hardened Steel Piston Barrel Nut: ✓

Enhanced M4 Upper Receiver Specifically Designed for 30 Caliber Size Bullets: ✓

Piston Bolt Carrier Law Folder Compatible : X

Black Rifle Arms^® AR-15 10" 300BLK Complete Low Profile Piston Upper with 9" Aero Precision Enhanced Quad Handguard
Our 300BLK complete upper is a low profile self-regulating gas piston system that was designed to shoot supersonic and subsonic ammunition with or without a silencer and utilizes a standard AR-15 carbine buffer and spring for reliable performance.

HANDGUARD SPECS:
1-pc Free Float Design
Built-in Anti-Rotation Tabs
Scalloped Rails
Continuous Top Rail
1.72" Inside Diameter (from barrel nut to forward end)
Fits Most Muzzle Devices and 1.5" Suppressors
Gen 2 Features:
Eliminated Half the 3, 6 and 9 O'Clock Picatinny Rails
Reduces Weight
Provides A More Ergonomics Design in the Rear Gripping Area
Quick Disconnect Sling Socket at 3, 6 and 9 O'clock Positions
Additional Milling Along Flats to Aid with Gripping and Add Visual Appeal
New Profile for Continuous Picatinny Top Rail

Barrel Specs:
Barrel Manufacturer: Black Rifle Arms
Caliber: 300BLK
Length: 10"
Gas Length: Pistol
Material: 4150 CrMoV 11595E Steel
Profile: Medium Tactical
1/7 Twist
5/8-24 Threaded Muzzle
Gas Block Journal: 750"
Nitride: Inside and Out
Barrel Extension: NiB
Feed Ramp: Enhanced M4 Barrel Extension Specifically Designed for 30 Caliber Size Bullets
Barrel Extension Installed and Torqued After Nitride Finish: Yes
Rifle Barrel Blanks are Air Gauged to ± .00002"
Air Gauging Ensures that Rifle Barrel Blanks Feature Perfect Bore Diameter Uniformity for Maximum Accuracy

Overall Length:
The Complete upper with A2 flash hider OAL is 18 3/8".
The Complete upper without A2 flash hider OAL is 17 3/16"

Shipping Information or Requirements:

NO FFL REQUIRED - Ships Directly to Customer: ?
REQUIRES SIGNATURE UPON DELIVERY: ?

ALL NFA RULES APPLY: ?

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