Geissele Super Duty MOD1, 5.56 NATO, 14.5" Pinned & Welded, Black, Rifle The Geissele Super Duty MOD1 in Black is a semi-automatic 5.56 NATO rifle with a 14.5-inch cold hammer forged, chrome-lined barrel and a Geissele two-stage trigger. Its factory lower receiver carries the Geissele control package. The pinned-and-welded muzzle device establishes this specific factory rifle configuration. This exact variant pairs the 13.5" MK16 w/ Geissele Center Tab with SSA-E X w/ Lightning Bow and a factory HUXWRX Flash Hider- QD 556. The Black finish identifies the selected version. No magazine is included, and optics and their mounts are selected separately. Keeping these package details explicit lets you compare the complete configuration without assuming pictured accessories are supplied. Shop the Geissele Super Duty MOD1 14.5-inch Black rifle at BattleHawk Armory. 14.5-Inch Cold Hammer Forged Barrel The barrel specification is 14.5" Barrel, Cold Hammer Forged, Chrome Lined, Geissele Tapered Profile, 1-7 Twist (Pinned & Welded). Cold hammer forging forms the rifled bore through a controlled manufacturing process, while chrome lining provides a protective bore surface. The tapered profile balances the barrel's structure and handling. The exact 14.5-inch length and 5.56 NATO chambering identify this configuration. Its 1/2x28 muzzle threads carry the factory muzzle device, providing a defined starting point for compatible accessories. The HUXWRX flash hider is permanently pinned and welded on this factory rifle. The permanent attachment is part of the barrel assembly configuration. It should not be described as a removable muzzle device or confused with the separately offered SBR SKU. A compatible suppressor is sold separately. Balanced Gas System and Reliability Enhanced Bolt Group The Mid-Length gas arrangement and Super Compact Gas Block work with the factory Super 42 w/ H2 Buffer. These components are selected together for the barrel length. The Reliability Enhanced bolt carrier group includes a Forged Carpenter 158+ Stressproof bolt. High-pressure testing and magnetic particle inspection of the barrel and bolt support the factory quality-control process. Nanoweapon-coated bolt-group surfaces resist wear and help reduce fouling adhesion during maintenance. Trigger and Receiver Controls The Airborne Charging Handle, Maritime Bolt Catch and Super Configurable Safety Selector provide the primary operating interfaces. This model retains its mil-spec lower layout, so it should not be confused with a fully ambidextrous billet-lower variant. The SSA-E X w/ Lightning Bow supplies staged take-up followed by a defined break. The Lightning Bow trigger shape offers a broad contact surface, and the Geissele A17 grip establishes a consistent firing-hand interface. Factory Support Interface and MK16 Handguard The B5 Systems Enhanced SOPMOD stock supplies the adjustable rear contact point. The A17 grip and center-tab MK16 handguard establish a coordinated handling interface. The receiver extension and QD endplate provide the factory stock and sling interface. The MK16 rail uses its center-tab interface to mate to the upper. Choose compatible accessories for the actual rail and keep the muzzle area clear of unsupported attachments. Product Specifications Manufacturer: Geissele Automatics Model: Super Duty MOD1 Manufacturer part number: 08-396B UPC: 810081133623 Type: Rifle Action: Semi-automatic Chambering: 5.56 NATO Color: Black Barrel: 14.5" Barrel, Cold Hammer Forged, Chrome Lined, Geissele Tapered Profile, 1-7 Twist (Pinned & Welded) Handguard: 13.5" MK16 w/ Geissele Center Tab Trigger: SSA-E X w/ Lightning Bow Lower receiver: Super Duty Lower Mil-Spec Upper receiver: Super Duty M4 Upper Gas-system length: Mid-Length Gas block: Super Compact Gas Block Muzzle device: HUXWRX Flash Hider- QD 556 Muzzle threads: 1/2 x 28 Buffer assembly: Super 42 w/ H2 Buffer Stock: B5 Systems Enhanced Sopmod Stock Grip: Geissele A17 Approximate firearm weight: Approx. 6.7 lbs Collapsed overall length: 32" Extended overall length: 35 1/4" Magazine supplied: None Package Contents Geissele Super Duty MOD1, 5.56 NATO, 14.5" Pinned & Welded, Black, Rifle Factory-installed components listed above No magazine included Optic and optic mount not included Frequently Asked Questions What is the exact chambering and barrel length? This Geissele Super Duty MOD1 is chambered in 5.56 NATO and has a 14.5-inch barrel. Is a magazine included? No. Choose a compatible magazine separately; no magazine capacity is included in this package. Is the muzzle device pinned and welded? Yes. This exact factory rifle has a permanently pinned-and-welded muzzle device. Order the Geissele Super Duty MOD1 14.5-inch Black from BattleHawk Armory. Choose this exact factory configuration and complete your setup with compatible accessories.