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OPTION DETAILS
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.


BRACE: Standard Blade or SBA3 or SBA5 Brace. Standard Blade is adjustable and is held on by two screws that secures the blade to the pistol buffer tube. SB Tactical SBA3/SBA5 Brace is adjustable on the fly and features a minimalist design, integral and ambidextrous QD Sling socket and capable of accepting milspec carbine buffer tube extensions.
TRIGGER: Standard Milspec, Rise Armament RAVE 140, Timney Impact, Elftmann Tactical, Flat or 2 Stage. Milspec is a 5-6lb pound trigger. Rise/Timney/Elftmann has a single stage, crisp clean break, 3-3.5lb trigger pull. We also have a Flat & 2 Stage Trigger in Nickel Boron Finish.
Our AR-10 Upper Kits includes the complete AR-10 upper with bolt carrier group, charging handle, lower parts kit, stock/blade components - everything you need to complete our Pro2A Tactical stripped AR-10 lower receiver. Our kits are designed to be installed onto our Pro2A Tactical AR-10 Lower Receiver. As there is no milspec standard in the AR-10 platform, we cannot guarantee fitment with other manufacturer's lower receivers.
UPPER RECEIVER: Pro2A Tactical AR-10 DPMS Gen 1 Style Billet Aluminum, Type III Hardcoat Anodized Black with Forward Assist and Ejection Port Cover Installed
BARREL: 12.5 inch, 8.6 Blackout Caliber, 4150 Chrome Moly Vanadium Steel, 1:3 Twist, Medium Profile, Nitride/Melonite Treated - made for us by Hitman Industries
HANDGUARD: 10 inch AR-10 M-LOK Free Floated, Competition Top, Machined out of 6061 T6 Aluminum - made 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
BOLT CARRIER GROUP: 8.6 Blackout Caliber, Full Auto Profile, Mil-Spec, MP Tested, Nitride Treated, Properly Staked Gas Key, 8620 Steel Carrier, 9310 Steel Bolt
CHARGING HANDLE: Standard AR-10 Charging Handle
LOWER PARTS: Milspec Polished Trigger & Hammer, Standard Grip & Aero M5 Lower Parts Kit
BRACE: Standard Blade with Pistol Buffer Tube, 5.6oz AR-10 Heavy Short Buffer, AR-10 buffer spring, latch plate and castle nut
100% MADE IN THE USA
LIFETIME WARRANTY AND SUPPORT*
All our AR-10 upper kits 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.
| SKU | P2A86BLKAXC10PIS125-HT-KIT |
|---|---|
| Barrel Length | 12.5 inch |
| Rifle Caliber | 8.6 Blackout |
| Manufacturer | Pro2A Tactical |