Geissele Super Duty MOD1 Complete Upper 5.56mm 16″

The Geissele Super Duty MOD1 Complete Upper is a cutting-edge 16-inch upper receiver assembly for the AR-15 platform, chambered in 5.56mm. This upper features a Cold Hammer Forged, Chrome Lined barrel with a 1-7 twist, offering durability and precision. The barrel is complemented by a nanoweapon-coated HUXWRX Flash Hider-QD muzzle device.

Key Features

• 16" Manganese Phosphate coated CHF barrel
• 15" Super Modular Rail MK16
• Geissele Reliability Enhanced Bolt Carrier Group
• Geissele Stressproof Bolt made from Carpenter 158+
• Carbine length gas system with Super Compact Gas Block

The 15-inch Super Modular Rail MK16 is secured with a center aligning tab, eliminating rail rotation and enhancing stability. The Geissele Reliability Enhanced Bolt Carrier Group, coated with Nanoweapon for superior wear resistance, includes a chrome lined gas key and an H13 cam pin for added durability. The Stressproof Bolt, developed with Carpenter Steel, extends the lifespan of the bolt significantly.

Available from ICB Firearms, this upper receiver assembly embodies the latest advancements in weapon technology, ensuring optimal performance in extreme conditions. Fast nationwide shipping and local pickup in Saint Clair Shores, Michigan, are available.