Specifications and Features:
Windham Weaponry .450 Thumper AR-15 Semi Auto Rifle R16SFSL-450
5.56mm NATO (Accepts .223 Remington), .22 Long Rifle (Conversion Kit), and 9mm Luger
RMCS Lower Receiver with .223 & 9mm interchangeable Magazine Wells
RMCS Upper Receiver with fixed Quad Rail Forend and Barrel Locking Mechanism
2 Barrels: 16" .223 Rem. / 5.56 NATO in M4 Profile, Chrome Lined w M4 Feed Ramps and a 16"9mm Barrel with Melonite Finish - also a 9mm Blowback Bolt, and a 9mm Buffer
3 Calibers: .223/5.56, 9mm & .22LR (functions with CMMG conversion kit and fires through .223 barrel)
Magazines: .223 Rem/5.56 NATO - 30 Rounds / 9mm - 20 Rounds and .22LR - 25 Rounds
Rifling: .223/5.56 Bbl. - 1 turn in 9" - 9mm Bbl. - 1 turn in 10"
Buttstock: Mission First Tactical (MFT) Minimalist Stock
Forend: Integral Free Floating Quad Rail Forend
Pistol Grip: A2 Black Plastic Pistol Grip
Rear Sight: None, ready for accessory sights or optics of choice
Front Sight: None, Mil Std 1913 Rail Gas Block ready for ac cessory sights
Includes: Compartmented Backpack with pouches for all components constructed of Lightweight Nylon Shell and 500 Denier Nylon interior for maximum durability; Shoulder Straps & Waist Belt; Space Blanket, Frontier Straw Water Filtration Kit; Sewing Kit, Fishing Kit & Fire Starter Kit.
Warranty: Windham Weaponry Transferable Lifetime Warranty
Matte Black Finish
- 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 background check. Transfer fees may apply.
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 background check. 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.