A15-M Billet 6.5 Grendel Complete Upper

Our Atheris Rifle A15-M Billet Upper is our flagship model with all the bells and whistles, packed full of features while never sacrificing accuracy or reliability. 

• Atheris Billet Receiver
• Atheris 416R Stainless Steel Barrel
• 1:8 Twist
• 5R Rifling
• Guaranteed Sub MOA (1" @ 100yds)
• Fluting
• 12.5", 24" Not Available Fluted
• 16", 18", 20", 22" Available Fluted and Non Fluted
• Atheris Nickel Boron BCG
• Atheris MLOK Handguard
• 12.5" Barrel comes with a 10" or 11.5" Handguard
• Ambidextrous Charging Handle
• Strike Industries Dust Cover
• Adjustable Gas block available as an option above 
• A2 Comp or Thread protector included (Depending on our current stock)

** Please Inquire about current lead times, additional barrel lengths, handguard lengths and cerakote options**