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Geissele Automatics Super Duty MOD1-A 16" 5.56 NATO AR RIfle, Desert Dirt Color
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Geissele Automatics Super Duty MOD1-A 16" 5.56 NATO AR RIfle, Desert Dirt Color

Details
SKU 51655239157
Brand Geissele
MPN 08-670S
UPC 810081136068
CA WARNING (Prop 65) & Compliance Information
Please read before purchasing.

Product Details

Details

Brand: Geissele Automatics
Model: Super Duty MOD1-A
Platform: AR-15
Caliber: 5.56 NATO
Gas System: Mid-Length / Direct Impingement
Barrel Length: 16"
Barrel Description: Cold Hammer Forged  
Barrel Finish: Black
Capacity: 30rds
Twist Rate:  1:7
Muzzle Thread: 1/2 x 28
Muzzle Device: HUXWRX Flash Hider-QD
Stock Description: B5 Systems Enhanced Sopmod Stock
Stock Material: Polymer
Grip Description: A17 Grip
Grip Material: Polymer
Furniture Finish: DDC
Upper Receiver Material: 7075-T6 Aluminum
Upper Receiver Finish: DDC
Lower Receiver Material: 7075-T6 Aluminum
Lower Receiver Finish: DDC
FCG: SSA-E X Two-Stage Trigger
Rail Description: MK16 Rail
Rail Material: Aluminum
Rail Finish: DDC
Attachment Style: M-LOK 
Safety: 2-Position / Ambidextrous
Bolt Carrier Group: Stressproof Bolt / Carpenter 158+
Charging Handle: Airborne Charging Handle
OAL: 33.5"
Weight: 7 lbs
NOTE: DOES NOT INCLUDE MAGAZINE

Features

The Super Duty MOD1-A builds on the proven performance of the MOD1 platform while introducing fully ambidextrous controls for enhanced versatility and control in dynamic shooting environments. Designed with the same intuitive layout found in Geissele’s professional-grade rifles, this system enables efficient manipulation from either side. A left-side magazine release and right-side bolt catch and release controls streamline reloads and malfunction clearances, allowing faster, more consistent operation without breaking grip.

Engineered for durability and precision, the platform features a cold hammer forged barrel and a Forged Stressproof Bolt made from enhanced Carpenter 158+ steel, both high-pressure tested and magnetic particle inspected for long-term reliability. A finely tuned gas system, paired with a compact gas block and braided buffer spring, reduces recoil while maintaining consistent cycling. The two-stage trigger delivers a crisp, predictable break, while the included HUXWRX Flash Hider QD supports suppressor compatibility. Complemented by a rigid free-float rail, adjustable stock, ergonomic grip, and integrated QD sling mounting points, the MOD1-A offers a balanced combination of performance, control, and adaptability.

NOTE: DOES NOT INCLUDE MAGAZINE

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Compliance

Shipping Restrictions

It is the customer’s responsibility for understanding state laws regarding all purchases made. For a comprehensive list of all Shipping Restrictions, please refer to our Shipping Restrictions By State Page found Here.

All NFA Rules Apply

These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.

Magazines will be removed from firearms when shipping to states with magazine capacity restrictions.

WARNING: Handling firearms or firearms parts can expose you to lead and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. Wash hands thoroughly after handling. For more information go to www.p65warnings.ca.gov (CA Health and Safety Code Section 25249.6).
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