Geissele AR-15 Super Duty SD556 5.56 NATO Semi Auto Rifle 16" Barrel No Magazine Free Float 15" SMR MK16 Hand Guard B5 SOPMOD Stock Gray

2-GEI08-188G Geissele Automatics, LLC 08-188G
Geissele AR-15 Super Duty SD556 5.56 NATO Semi Auto Rifle 16" Barrel No Magazine Free Float 15" SMR MK16 Hand Guard B5 SOPMOD Stock Gray
Geissele AR-15 Super Duty SD556 5.56 NATO Semi Auto Rifle 16" Barrel No Magazine Free Float 15" SMR MK16 Hand Guard B5 SOPMOD Stock Gray
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Brand: Geissele Automatics, LLC 
MFR #: 08-188G 
UPC: 817953027691 
Item #: 2-GEI08-188G 
Model 08-188G 
Action Semi-Automatic 
Stock Collapsible 
Caliber 5.56 NATO 
Barrel Length 16" 
Frame Finish Gray 
UPC 817953027691 
SKU 2-GEI08-188G 
Typically ships within 1 to 3 business days when a valid FFL is received
  • All firearm sales are final. NO RETURNS.
  • Return to manufacturer for warranty service.
  • Actual buyer must pickup from FFL dealer who will conduct the background check. Learn more
  • Firearm transfer must be the actual transferee/buyer. Click here to see BATFE form "Transaction Record Part 1".
  • Firearms are only available for purchase online.

A $15.99 handling fee will be charged per order. No additional charge for multiple firearms on an order.


The Geissele Super Duty AR-15 Rifle Is Built Beyond the Basic Mil-Spec Rifle

Geissele Automatics, known for their line of high quality triggers, optics mounts and accessories has entered the world firearms building. With a constant and unwavering commitment to quality Bill Geissele and his team are proud to bring you the latest in weapon technology. Using the highest quality materials at the state of the art facility in North Wales, PA the Geissele length gas system paired with the Geissele super compact gas block ensure reliability and optimal performance in extreme conditions and under heavy use. Pick up the best, pick up a Geissele.

Geissele Super Duty SD556 AR-15 Semi Auto Rifle (Gray) Specifications and Features:

  • Geissele Automatics 08-188-G
  • Direct Gas Impingement Semi Auto Rifle
  • 5.56 NATO (Accepts .223 Remington)
  • 16" Cold Hammer Forged Chrome Lined Barrel
  • 1:7" Twist Rate
  • Geissele Length Profile
  • Super Duty Lower Mil Spec
  • Super Duty M4 Upper
  • Accepts Standard pattern Ar-15 Magazines
  • Reliability Enhanced Bolt Carrier Group
  • Geissele Stressproof Bolt
  • 15" SMR MK16 Free Float Rail with Geissele Center Tab
  • SSA-E X With Lightning Bow Trigger
  • Geissele Length Gas System
  • Super Compact Gas Block
  • Airborne Charging Handle
  • Nanocoated Surefire Closed-Tine Flash Hider
  • Ultra Duty Lower Parts Kit
  • Mil-Spec 6 Position 7075-T6 Buffer Tube
  • Super-42 with H2 buffer
  • B5 System Enhanced SOPMOD Stock
  • Geissele Pistol Grip
  • Gray
This rifle DOES NOT come with a magazine.

Buying a Firearm Online is Easy!
  • Add your selected firearm(s) to your shopping cart and check out.
  • Select a local Federal Firearms Licensed (FFL) Dealer that will accept the firearm and complete the transfer. Find a FFL Dealer HERE.
  • If you choose an FFL Dealer that is not on our preferred list, you or your FFL Dealer will be required to fax or email us a signed copy of the Federal Firearms License referencing your Cheaper Than Dirt! order number. Download the Firearm Sales Form
  • Pick up your firearm from the FFL Dealer, who will need to do a criminal and mental health background check. Transfer fees may apply.
Buying Firearms on the Internet

Federal law requires firearms to be shipped to FFL Dealers. For an individual to receive a firearm from Cheaper Than Dirt! it must be shipped to an FFL Dealer in your state.

Locating a Federal-Firearm License Dealer (FFL) in Your Area

There are thousands of FFL Dealers in the United States. You may choose an FFL Dealer from our preferred listing or you may find a dealer in your area. To find a list of FFL Dealers in your area area CLICK HERE. If you choose a dealer that is not on our preferred list, either you or the FFL Dealer will be required to submit a copy of the Federal Firearms License referencing your Cheaper Than Dirt! order number. The FFL Dealer will usually charge a fee to conduct the transfer. There are duties that the FFL Dealer is required to do during the process which include a criminal and mental health background check through NICS. Remember, the FFL Dealer is doing you a favor and the process takes time to complete. Fees can vary so check with the FFL Dealer ahead of time to request a quote on the fees associated with your firearm transfer. The FFL Dealer is in business to make a profit and your internet purchase may be viewed as competition to their retail business. If you feel the fees are too high, you can search for another FFL Dealer.

Completing the Transaction

Once you place the firearm in your cart and checkout you will receive a confirmation email that has your order number and further instructions. We will verify the FFL license and also make the FFL Dealer aware that an order from Cheaper Than Dirt! will soon be arriving for you. Most orders are processed within 2-3 business days from the time we receive and verify the FFL Dealers information. Once shipped, your firearm will arrive at the FFL Dealer within 3-7 days business days. The FFL Dealer will begin processing the shipment. It may be an additional day or so before the FFL Dealer is ready to conduct the transfer of the firearm to you. Call the FFL Dealer and set an appointment to confirm that the firearm is ready to be transferred.

Please note! All Firearm Sales are Final

It is important to thoroughly inspect your firearm before completion of the transfer. Once the firearm is transferred into your name, Cheaper Than Dirt! will not accept a return or exchange under any circumstance. If a defect is discovered after completing the transfer, you must contact the manufacturer directly for repair or replacement.

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