DIY 16" Spiral Fluted 300 Blackout AR-15 Project Kit Without Upper (1PSF) - FREE SHIPPING

$ 422.93

Building your own custom 16" .300 Blackout carbine AR-15 rifle is a snap when you have all of the right parts. It's even easier when someone has already done the legwork to source all of the components, made sure they are of the highest quality and fit and then put them all into a nice little package for you and it's a complete no-brainer when they do all of that and then offer it to you at a price you cannot beat if you tried putting it all together yourself AND THEN offering to ship it all to you FOR FREE!

Well that's exactly what we have done and you're going to love it!

Add an Anderson Manufacturing Mil-Spec lower receiver for just $65.00!

Add a Mil-Spec 80% lower receiver for just $64.95!

Add an 80% Polymer80 G150 Phoenix 2 lower for just $80.00!

This build kit includes all of the following high-quality parts:

  • 16" Spiral Fluted, Heavy Profile 300 Blackout Chambered, 1:8 twist Barrel, Fully Parkerized - Black
  • Ground Zero Precision Dead Bolt +P Gen II Premium Full-Mass Bolt Carrier Group - Slick Black Phosphate, Chrome Lined, Magnetic Particle Inspected, High Pressure Tested
  • Ground Zero Precision Mod 1 .750 Stainless Steel Micro Gas Block - Parkerized Black Finish
  • Stainless Carbine Length Gas Tube with Roll Pin
  • A2 "Birdcage" 5/8 X 24 Flash Hider with Crush Washer - Salt Bath QPQ Nitride Finish
  • Mil-Spec Charging Handle - 7075 T-6 Aerospace Grade Aluminum, Hard Coat Anodized (Black) to MIL-A-8625
  • Mil-Spec Ejection Port Door Assembly with Pin, C-Clip and Spring
  • Mil-Spec "Target" Forward Assist with Spring and Roll Pin
  • Complete Mil-Spec Lower Parts Kit
  • Enhanced Mil-Spec 6-Position Carbine Buffer Tube - 7075 T7 Aerospace Grade Aluminum, Hard Coat Anodized (Black) to MIL-A-8625
  • "Slick-Kote" Carbine Buffer Spring
  • 3oz Carbine Buffer
  • Mil-Spec Castle Nut
  • Mil-Spec End Plate

Recommended tools for assembly (not included):