Caliber With This Upper Build Kit, You Can Feel Confident That You're Getting A Round That Is Generally Available And Reliable, And An Upper Build That We Created, But You Chose. Not Only Is 5.56 NATO Known As A Versatile Round, But As A Smaller Round(Especially In A Rifle Platform), 5.56 NATO Will Be Easy For You To Shoot And Control. With 5.56 NATO Being The Most Popular Round For The AR-15 Platform, This Upper Build Kit Will Be A Crucial Part Of Building Your Personalized Tool For Using This Caliber.
Upper: This Upper Features A Back Diamond Series AR-15 Billet Upper Receiver. This Upper Receiver Does Not Have A Forward Assist, However It Does Still Retain The Dust Door Cover.
Barrel: This Upper Features A 16" Faxon Firearms Barrel Chambered In 5.56 NATO. This Top Shelf Barrel Is Made From 4150 CMV QPQ Nitride With A Thread Pitch Of 1/2x28. This Barrel Also Has A Gunner Profile And A Twist Rate Of 1-8.
Handguard: This Upper Also Features A Premium 15" Avalon M-Lok Handguard. This Handguard Is Made From 6061 Aluminum And Has A Black Anodized Finish. This Handguard Is Optimized For Mounting A Variety Of Accessories.
Muzzle Device: The Scientists And Engineers Have Been Hard At Work In The Workshop And Laboratory Creating A Muzzle Device That Is Out Of This World. The Goal With Mercury Precision Was To Create A High End Muzzle Device That Does Not Require A Space Travel Budget To Afford.The End Result Of This Brain Trust Is A Brand Simply Known As Mercury Precision. This Mercury Precision "Pulsar" Muzzle Device Is Designed With Slant Ports Which Make It A More Effective Compensator For Barrels With 1/2x28 Thread Pitch, The End Result Being A Very High End Product. This Muzzle Device Is Manufactured From 416R Stainless Steel And Has A Corrosive Resistant Rock Solid QPQ Nitride Finish.
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