PRO2A 10.5" 300 Blackout 1/8 or 1/5 Pistol Length Melonite M-LOK AR-15 Upper
GAS BLOCK: Standard or Adjustable. Adjustable is a great option if you are using a suppressor or just want to fine tune your system.
MUZZLE DEVICE: Standard A2 Flash Hider or Competition Muzzle Brake. Muzzle Brakes are for recoil reduction. The baffles and ports are milled larger to drive pressure up and to keep the muzzle down more effectively.
Bolt Carrier Group: BCG/CH is Optional. Select Nitride or Nickel Boron if you need a BCG to complete Upper . All our BCGs are M16 Profile, Properly Staked Gas Key, MP Tested, 8620 Carrier, 9310 Bolt. Nitride is a surface hardening process that creates a tough and slick surface. Nickel Boron provides the slickest surface which reduces friction and where dirt does not easily adhere to. Standard Charging Handle Included if BCG Option is selected.
Color: Standard Black or FDE or Gray. Standard is Black. Magpul FDE or Magpul Stealth Gray is extra. Look at pictures to see the type/color of receiver and handguard you will receive.
BARREL: 1:8 or 1:5 Twist Rate. Special 1:5 Twist Rate is designed to stabilize heavier grain bullets.
UPPER RECEIVER: AR-15 Mil-Spec Machined out of 7075-T6 Forged Aluminum, M4 Feed Ramps, Type III Hardcoat Anodized Black with Forward Assist and Ejection Port Cover Installed
BARREL: 10.5 inch, 300 Blackout Caliber, 4150 Chrome Moly Vanadium Steel, 1:8 or 1:5 Twist, Medium Profile, Nitride/Melonite Treated - made for us by Tactical Kinetics
HANDGUARD: 9 inch M-LOK Free Floated, Machined out of 6061 T6 Aluminum – made for us by Axis MFG
GAS SYSTEM: Pistol Length, Direct Impingement, Stainless Steel Tube
GAS BLOCK: Low Profile Gas Block, Machined out of 4140 Steel
MUZZLE DEVICE: Standard 5/8-24 A2 Flash Hider and Crush Washer
100% MADE IN THE USA
LIFETIME WARRANTY AND SUPPORT*
All our uppers are carefully assembled by our team of experienced armorers and tested and ready to go out of the box. Every component is chosen to ensure a high quality upper is produced. Every upper is custom built to order and we go the extra mile to ensure the finished product is to your specifications.
*Click here to learn more about our warranty.
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