XTSCU8300OR – 300 BLK Complete Upper Receiver

Description

Overview

Our Complete Barreled Uppers are fully assembled in-house and ready to pin to your lower receiver.

Key Features

• Journal Size: 0.750″
• Muzzle Device: A2 Flash Hider
• Charging handle: Mil-spec

Product Details

We use forged American-made receivers and US-made barrels—carefully selected for quality, reliability, and consistency.

Specifications

• Caliber: .300 AAC Blackout
• Barrel Length: 8“
• Barrel Material: 4150V Chrome Moly Vanadium, QPQ finish
• Barrel Twist Rate: 1:8
• Feed Ramps: M4, NiB finish
• Muzzle Thread Pitch: 5/8×24
• Gas System: Pistol-length
• Handguard Length: 7″