Geissele Automatics AR-15 Super Duty MOD1 5.56mm 10.3in Complete Upper DDC

Description

Product Overview

The Geissele AR-15 Super Duty MOD1 10.3in complete upper is built for reliability with a CHF, chrome-lined 5.56mm barrel, a carbine-length gas system, and a nanoweapon-coated Reliability Enhanced BCG. The included SMR MK16 rail provides stable mounting and a comfortable, operator-approved handguard setup, while the HUXWRX Flash Hider-QD 556 completes the muzzle configuration.

Key Features

• 10.3in CHF, chrome-lined 5.56mm barrel with 1-7 twist and Geissele profile for durable performance
• Carbine-length gas system with Super Compact Gas Block for dependable cycling
• Nanoweapon-coated Geissele Reliability Enhanced BCG with chrome-lined, properly staked gas key
• Forged Geissele Stressproof Bolt (Carpenter 158+) for improved strength and fatigue resistance
• SMR MK16 Super Modular Rail MK16 with center-aligning tab to help maintain rail alignment
• HUXWRX Flash Hider-QD 556 muzzle device for quick-detach compatibility

A complete, ready-to-install Super Duty MOD1 upper engineered for consistent function and repeatable accuracy—built by Geissele for demanding AR-15 setups.