GEISSELE SUPER DUTY MOD1 HEAVY BARREL 16″ 5.56 NATO | BLACK
1 in stock
Description
Geissele Super Duty MOD1 Heavy Barrel Features
The Geissele Super Duty MOD1 Heavy Barrel is a 16-inch rifle configuration of the Super Duty MOD1 platform, built around a heavy-profile barrel for sustained fire capability and stable 5.56 NATO performance. This model is designed for shooters who want the Super Duty control layout, upgraded internal components, and added barrel mass in a full-size rifle format. Its black finish, B5 SOPMOD stock, and 15-inch MK16 rail give the rifle a complete factory configuration for range, training, and defensive applications.
The cold hammer-forged, chrome-lined Geissele heavy barrel is paired with the Reliability Enhanced Bolt Carrier Group and Geissele Stressproof Bolt for a durable operating system. In addition, the Geissele-length gas system, Super Compact Gas Block, Super 42 braided buffer spring, and H2 buffer are selected to support smooth cycling and controlled recoil impulse in the heavy barrel rifle setup. The 15-inch MK16 rail uses Geissele’s center-tab interface and stainless QD inserts for a rigid accessory mounting platform. The SSA-E X two-stage trigger with Lightning Bow provides a refined trigger press, while the Airborne Charging Handle, Super Configurable Safety Selector, Maritime Bolt Catch, and checkered magazine release improve weapon manipulation. With the HUXWRX Flash Hider-QD, B5 Systems Enhanced SOPMOD stock, Geissele A17 grip, and QD endplate, the Geissele Super Duty MOD1 Heavy Barrel offers a full-featured rifle configuration with added barrel stability.
Specifications
Manufacturer: Geissele
Model: Super Duty MOD1 Heavy Barrel
Platform: AR-15 Rifle
Operating System: Direct Impingement
Upper Receiver: Super Duty M4 Upper
Lower Receiver: Super Duty Lower
Barrel Type: Cold Hammer-Forged, Chrome-Lined Geissele Heavy Profile Barrel
Twist Rate: 1:7
Gas System: Geissele Length
Gas Block: Super Compact Gas Block with .750 Gas Journal
Gas Port Size: .076 inch
Handguard Type: 15-Inch MK16 Rail with Geissele Center Tab
Bolt Carrier Group: Reliability Enhanced Bolt Carrier Group
Bolt: Geissele Stressproof Bolt
Charging Handle: Airborne Charging Handle
Muzzle Device: HUXWRX Flash Hider-QD 556
Muzzle Thread: 1/2x28
Trigger Type: SSA-E X with Lightning Bow
Safety: Super Configurable Safety Selector
Buffer Assembly: Super 42 with H2 Buffer
Stock: B5 Systems Enhanced SOPMOD Stock
Grip: Geissele A17
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