This is our custom built AR-15 6.5 Grendel upper assembly Bartlein Cut Rifled, Krieger Cut Rifled, Or Lilja stainless steel 24 inch barrel. 24 inch heavy bull barrel with 1-8 twist! Massive Precision CNC Billet Upper receiver with Forward Assist, Shell Deflector, and Port Cover. Bolt is matched and properly headspace checked to barrel. Either barrel is among the best barrels we have ever seen. We chamber, thread, and install the barrel extensions in house with Enhanced PF Bolts. We control the quality. Customer after customer report sub .3 moa with match ammo! Includes Our Own Boron Nickel National Match carrier and BCM Mod 3 Tactical charging handle. Upper is lasered Marked 6.5 Grendel.

• Bartlein barrel are Cut Rifled, Handlapped before rifling and after. Lands and Grooves are both lapped! 5R Rifling. Proven in 1000 yard competitions.
• Lilja is 3 Groove rifling with a Stellar Reputation.
• Krieger is Cut Rifled, Hand Lapped and Fluted
• PRI Carbon Fiber Hand Guard in 15 inch
  
• BCM Mod 3 Charging Handle
• PF Super Match Carrier with Heavy Duty Bolt - Lifetime Warranty
• We use the true 6.5 Grendel Chamber per SAAMI spec.
  

Magazines must be made for 6.5 Grendel. Absolutely NO other modifications REQUIRED to lower. Will mate to any quality Mil-spec lower except some Colts with the Large diameter takedown pins. We do stock the adapter pins for these Colts.

Precision CNC Billet Receiver: 7075, T6 aluminum, flattop rail, accepts Picatinny-style rings and your tactical accessories. Finished with mil-spec, hard-coat, black anodizing for protection from scratches, mars, and abrasion. Includes Forward Assist, Shell Deflector, Port Door. Massive walls for added strength!

Units are shipping in 6-8 Weeks. Fluting adds 2-3 weeks.