Blackout Defense Complete Dual Taper Lock .300 AAC Forward Assist Upper Receiver Group

Blackout Defense Complete Dual Taper Lock .300 AAC Forward Assist Upper Receiver Group

Overview

• Complete AR-15 upper receiver group featuring a monolithic-like upper/handguard assembly with Dual Taper Lock system for centering the barrel and maintaining rigidity.
• Upper is machined from Aerospace Grade Aluminum with enhanced walls for rigidity and a monolithic-like appearance. Dust cover is integrated within the upper receiver and is mated via alignment pins for precise lockup.

Barrel and Handguard

• Barrel: cryogenically treated 416-R stainless steel with 5R rifling and a dedicated .30 caliber enhanced extension for .300 AAC Blackout reliability.
• Handguard: seven-sided M-LOK mounting surfaces with a full-length Picatinny top rail. Barrel nut hidden for a clean profile.

Inclusions and Compatibility

• Upper Receiver Group includes the upper and handguard as a single monolithic style assembly. BCG included: No. Charging handle included: No. Dust cover and forward assist are included (dust cover integrated; forward assist included).
• Mount: M-LOK. Caliber: .300 AAC Blackout. Gas system: Pistol Length. Threads: 5/8x24. Fabric/Material: Aerospace Grade Aluminum. AR-15 platform compatible.

Variants and finishes

• Offered in multiple finishes across model variants (Black, Grey, FDE, Burnt Bronze, Green) with pistol-length barrels from 9 in to 14.5 in (varies by SKU).

Note

• This is an upper receiver group (UR) meant for AR-15 builds; BCG and CH are not included and must be sourced separately.