AR Parts in 5.56x45mm NATO

NBS 7.5" Slick Side Billet 5.56 Nitride Pistol M-LOK Upper Assembly

16" 5.56 NATO Contour 1:7 Mid Length 416R Barrel - Stainless

NBS Premium Series 14.5" 5.56 NATO Upper Assembly w/ CMT UHPR Mod 2 HDX

Superlite Free Float M-LOK QD AR-15 Handguard - FDE, 10"

16" 5.56 NATO 1:8 Carbine Length M4 Barrel - Black Nitride

16" 5.56 NATO 1:7 Mid-Length Lightweight Barrel - Black Nitride

13.9" 5.56 NATO 1:7 Black Nitride Midlength Pencil Barrel

14.5" 5.56 NATO 1:7 Black Nitride Midlength Pencil Barrel

16" 5.56 16" Parkerized Carbine Heavy Barrel 1:9 Twist

16" 5.56 NATO 1:7 Twist Black Nitride Mid-Length Pencil Barrel

NBS 16" Billet Slick Side 5.56 Parkerized Mid-Length 1:7 M-LOK Complete Upper

NBS 16" Billet Slick Side 5.56 Parkerized Mid-Length 1:7 M-LOK Complete Upper

NBS 16" Billet Slick Side 5.56 Parkerized Mid-Length 1:7 M-LOK Complete Upper

.223/5.56 Bolt Carrier Group - TiN

7.5" 5.56 NATO 1:7 Black Nitride Pistol Length Barrel

7.5" 5.56 NATO 1:7 Parkerized Pistol Length Barrel

16" 5.56 NATO 1:7 Twist Black Nitride Mid-Length Barrel

NBS 14.5" Mid-Length 5.56 NATO 1:7 Complete Upper w/ Front Sight Base

NBS 16" Billet Slick Side 5.56 Parkerized Mid-Length 1:7 M-LOK Complete Upper

16" 5.56 NATO 1:7 Twist Mid-Length Parkerized Barrel

14.5" 5.56 NATO 1:7 Twist Black Nitride Mid-Length Barrel

5.56 NATO 16" Parkerized Heavy Barrel 1:7 Twist Carbine Length Gas Syste

16" 5.56 Parkerized 1:7 Carbine Length Barrel

16" 5.56 NATO 1:8 Twist 4150V Black Nitride Mid-Length Barrel