Ar15 5.56 Nato Complete Uppers – B. King’s Firearms
Showing all 118 results
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Pin & Weld Flash hider/Brake
$42.50$30.0080 in stock -
ADD Custom Single Color Cerakote – 2 pieces
$100.00$65.00Out of stock -
ADD Headspaced AR15 BCG and Charging Handle – Black Nitride
$109.99 – $119.99in stock -
BKF M4 MOD-0 10.5″ 5.56 Govt Profile Carbine Length 4150 CMV 1/7 Twist Barrel W/ FSB (No Handguard)
$274.99Out of stock -
BKF M4 MOD-0 11.5″ 5.56 Govt Profile Carbine Length 4150 CMV 1/7 Twist Barrel W/ FSB (No Handguard)
$274.99Out of stock -
BKF M4 MOD-0 12.5″ 5.56 Govt Profile Carbine Length 4150 CMV 1/7 Twist Barrel W/ FSB (No Handguard)
$274.99Out of stock -
BKF M4 MOD-0 14.5″ 5.56 Govt Profile mid Length 4150 CMV 1/7 Twist Barrel W/ FSB (No Handguard)
$274.998 in stock -
BKF M4 MOD-0 16″ 5.56 Govt Profile Mid Length 4150 CMV 1/7 Twist Barrel W/ FSB (No Handguard)
$274.99Out of stock -
BKF AR15 7.5″ 5.56 Nato 1/7 Twist 4150 Steel Barrel W/ 7.25″ Hybrid M-LOK Rail W/ KAK Micro Flash Can
$275.99Out of stock -
BKF AR15 10.5″ Govt 5.56 Nato Carbine length 1/7 Twist Barrel W/ 10″ M-LOK Handguard
$279.99Out of stock -
BKF AR15 7.5″ 5.56 Nato 1/7 Twist 4150 Steel Barrel W/ 9.25″ Slim M-LOK Rail W/ KAK Flash Can
$287.99Out of stock -
BKF AR15 16″ 5.56 Nato Govt 1/7 Twist 4150 Barrel W/ 13.5″ Slim M-LOK Rail
$289.99Out of stock -
BKF AR15 11.5″ Govt 5.56 Nato Carbine length 1/7 Twist Barrel W/ 10″ M-LOK Handguard
$289.99Out of stock -
BKF AR15 10.5″ Govt 5.56 Nato Carbine length 1/7 Twist Barrel W/ 9.875″ FFSSR M-LOK Handguard
$294.99Out of stock -
BKF AR15 16″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 13.5″ Slim M-LOK Rail
$295.75Out of stock -
BKF AR15 16″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 13.5″ Slim M-LOK Rail
$295.75Out of stock -
BKF M4 MOD-0 10.5″ 5.56 Govt Profile Carbine Length 4150 CMV 1/7 Twist Barrel W/ FSB (Magpul MOE M-LOK)
$304.99Out of stock -
BKF M4 MOD-0 11.5″ 5.56 Govt Profile Carbine Length 4150 CMV 1/7 Twist Barrel W/ FSB (Magpul MOE M-LOK)
$304.99Out of stock -
BKF M4 MOD-0 12.5″ 5.56 Govt Profile Carbine Length 4150 CMV 1/7 Twist Barrel W/ FSB (Magpul MOE M-LOK)
$304.99Out of stock -
BKF AR15 10.5″ 5.56 Nato Govt 1/7 Twist 4150 Steel Barrel W/ 11.5″ FFSSR M-LOK Rail W/ KAK Flash Can
$309.99Out of stock -
BKF AR15 16″ 5.56 Nato Govt 1/7 Twist 4150 Barrel W/ 13.5″ FFSSR M-LOK Rail
$309.99Out of stock -
BKF AR15 16″ 5.56 Nato Govt 1/7 Twist 4140 Barrel W/ 13.5″ FFSSR M-LOK Rail
$313.75Out of stock -
BKF AR15 20″ Govt 5.56 Nato Rifle length 1/7 Twist Nitride Barrel W/ 17.5″ FFSSR M-LOK Handguard
$319.99Out of stock -
BKF AR15 16″ 5.56 Nato Mid length 1/8 Twist Gunner Barrel W/ 13.5″ Slim M-LOK Handguard (Faxon)
$324.99Out of stock -
BKF M4 MOD-0 8.5″ 5.56 Nato Govt 1/7 Barrel W/ 9.875″ FFSSR M-LOK Rail W/ KAK Flash Can (BKF)
$329.99Out of stock -
BKF AR15 16″ 5.56 Nato Govt 1/7 Twist 4150 Barrel W/ 17.5″ FFSSR M-LOK Rail W/ KAK Flash Can
$330.75Out of stock -
BKF AR15 16″ 5.56 Nato Carbine length Govt 1/7 Twist 4150 Barrel W/ 13.5″ FFSSR M-LOK Rail
$339.99Out of stock -
BKF AR15 11.5″ 5.56 Nato 1/8 Twist QPQ GUNNER Barrel W/ 11.5″ FFSSR M-LOK Rail W/ KAK Mirco Flash Can (Faxon)
$349.99Out of stock -
BKF AR15 7.5″ 5.56 Nato 1/8 Twist 4150 CMV Steel Barrel W/ 7.25″ Hybrid M-LOK Rail W/ KAK Micro Flash Can (Faxon)
$399.99$349.99Out of stock -
BKF M4 MOD-0 Govt 12.5″ 5.56 Nato Carbine length 1/7 Twist Barrel W/ 13.5″ Slim M-LOK Rail W/ KAK Flash Can (BKF)
$379.99Out of stock -
BKF M4 MOD-0 Govt 12.5″ 5.56 Nato Carbine length 1/7 Twist Barrel W/ 11.5″ FFSSR M-LOK Handguard (BKF)
$379.99Out of stock -
BKF M4 MOD-0 Govt 12.5″ 5.56 Nato Carbine length 1/7 Twist Barrel W/ 13.5″ FFSSR M-LOK Rail W/ KAK Flash Can (BKF)
$389.99Out of stock -
BKF M4 MOD-0 Govt 12.5″ 5.56 Nato Carbine length 1/7 Twist Barrel W/ 13.5″ Slim M-LOK Rail W/ KAK Flash Can (BKF W/ Pinned Gas Block)
$392.99Out of stock -
BKF M4 MOD-0 Govt 12.5″ 5.56 Nato Carbine length 1/7 Twist Barrel W/ 11.5″ FFSSR M-LOK Handguard (BKF W/ Pinned Gas Block)
$392.99Out of stock -
BKF M4 MOD-0 14.5″ Govt 5.56 Nato Mid length 1/7 Twist Barrel W/ 13.5″ FFSSR M-LOK Handguard (BKF W/ Pinned Gas Block)
$392.99Out of stock -
BKF AR15 DRP 8″ 5.56 Nato Pistol length 1/7 Twist Barrel W/ 7.25″ Slim M-LOK Handguard (Ballistic Advantage)
$393.74Out of stock -
Luth AR 16″ 5.56nato Lightweight Barrel Complete Upper Receiver W- BCG and CH
$399.95Out of stock -
BKF AR15 Govt 12.5″ 5.56 Nato Carbine length 1/7 Twist Barrel W/ 11.5″ FFSSR M-LOK Handguard (Ballistic Advantage)
$399.99Out of stock -
BKF M4 MOD-0 11.5″ Govt 5.56 Nato Carbine length 1/7 Twist Barrel 9.25″ Hybrid M-LOK Handguard (BKF W/ Pinned Gas Block)
$404.49Out of stock -
BKF AR15 10.5″ 5.56 Govt Nato Carbine length 1/7 Twist Barrel W/ 9.25″ Slim M-LOK Handguard (Ballistic Advantage)
$406.24Out of stock -
BKF M4 MOD-0 Govt 12.5″ 5.56 Nato Carbine length 1/7 Twist Barrel W/ 13.5″ FFSSR M-LOK Rail W/ KAK Flash Can (BKF W/ Pinned Gas Block)
$415.99Out of stock -
BKF AR15 8″ 5.56 Nato 1/7 Twist 4150 Barrel W/ 9.25″ Slim M-LOK Rail W/ KAK Flash Can (Ballistic Advantage)
$418.74Out of stock -
BKF M4 MOD-0 10.5″ 5.56 Govt Nato Carbine length 1/7 Twist Barrel W/ 9.25″ Hybrid M-LOK Handguard (BKF W/ Pinned Gas Block)
$420.48Out of stock -
BKF AR15 10.5″ Govt 5.56 Nato Carbine length 1/7 Twist Barrel 9.875″ FFSSR M-LOK Handguard (Ballistic Advantage)
$424.994 in stock -
BKF M4 MOD-0 10.5″ 5.56 Govt Nato Carbine length 1/7 Twist Barrel W/ 9.25″ Slim M-LOK Handguard (BKF W/ Pinned Gas Block)
$425.48Out of stock -
BKF AR15 10.5″ 5.56 Nato 1/7 Twist QPQ Barrel W/ 11.5″ FFSSR M-LOK Rail W/ KAK Flash Can (Ballistic Advantage)
$431.24Out of stock -
BKF AR15 Govt 12.5″ 5.56 Nato Carbine length 1/7 Twist Barrel W/ 13.5″ Slim M-LOK Rail W/ KAK Flash Can (Ballistic Advantage)
$431.24Out of stock -
BKF AR15 16″ Govt 5.56 Nato Mid length 1/7 Twist Barrel W/ 13.5″ FFSSR Handguard (Ballistic Advantage)
$437.495 in stock -
BKF AR15 14.5″ 5.56 Nato Gunner Mid length 1/8 Twist W/ 13.5″ FFSSR M-LOK (pinned and welded Slim brake) (Faxon)
$439.99Out of stock -
BKF AR15 14.5″ Govt 5.56 Nato Mid length 1/7 Twist Barrel W/ 13.5″ FFSSR M-LOK Handguard (Ballistic Advantage)
$443.74Out of stock -
BKF AR15 11.5″ Govt 5.56 Nato Carbine length 1/7 Twist Barrel 9.25″ Slim M-LOK Handguard (Ballistic Advantage)
$443.74Out of stock -
BKF AR15 8″ 5.56 Nato Pistol length 1/7 Twist Barrel w/ 7.25″ Slim Hybrid M-LOK Handguard (Ballistic Advantage)
$443.74Out of stock -
BKF M4 MOD-0 10.5″ Govt 5.56 Nato Carbine length 1/7 Twist Barrel 9.875″ FFSSR M-LOK Handguard (BKF W/ Pinned Gas Block)
$445.321 in stock -
BKF M4 MOD-0 14.5″ Govt 5.56 Nato Mid length 1/7 Twist Barrel W/ 13.5″ Slim M-LOK Handguard (BKF W/ Pinned Gas Block)
$445.35Out of stock -
BKF M4 MOD-0 10.5″ 5.56 Nato Carbine Length Nitrided Barrel W/ 9″ M-LOK Handguard (BKF W/ Pinned Gas Block)
$449.995 in stock -
BKF M4 MOD-0 14.5″ Pinned To 16″ Govt 5.56 Nato Mid length 1/7 Twist Barrel W/ 13.5″ Slim M-LOK Handguard (BKF W/ Pinned Gas Block)
$450.49Out of stock -
BKF M4 MOD-0 10.5″ 5.56 Nato 1/7 Twist QPQ Barrel W/ 11.5″ FFSSR M-LOK Rail W/ KAK Flash Can (BKF W/ Pinned Gas Block)
$451.93Out of stock -
BKF AR15 Govt 12.5″ 5.56 Nato Carbine length 1/7 Twist Barrel W/ 13.5″ FFSSR M-LOK Rail W/ KAK Flash Can (Ballistic Advantage)
$456.24Out of stock -
BKF M4 MOD-0 16″ Govt 5.56 Nato Mid length 1/7 Twist Barrel W/ 13.5″ FFSSR Handguard (BKF W/ Pinned Gas Block)
$457.559 in stock -
BKF M4 MOD-0 16″ Govt 5.56 Nato Mid length 1/7 Twist Barrel W/ 13.5″ Slim M-LOK Handguard (BKF W/ Pinned Gas Block)
$457.55Out of stock -
BKF M4 MOD-0 11.5″ 5.56 Nato Carbine Length Nitrided Barrel W/ 11″ M-LOK Handguard (BKF W/ Pinned Gas Block)
$459.99Out of stock -
BKF M4 MOD-0 11.5″ Govt 5.56 Nato Carbine length 1/7 Twist Barrel 9.25″ Slim M-LOK Handguard (BKF W/ Pinned Gas Block)
$465.15Out of stock -
BKF AR15 18″ SPR 5.56 Nato Rifle length 1/7 Twist Barrel W/ 17.5″ FFSSR M-LOK Handguard (Ballistic Advantage)
$467.50Out of stock -
BKF AR15 11.5″ 5.56 Nato 1/7 Twist QPQ Barrel W/ 11.5″ FFSSR M-LOK Rail W/ KAK Micro Flash Can (Ballistic Advantage)
$468.74Out of stock -
BKF M4 MOD-0 16″ 5.56 Nato Mid Length Nitrided Barrel W/ 15″ M-LOK Handguard (BKF W/ Pinned Gas Block)
$469.999 in stock -
BKF M4 MOD-0 14.5″ 5.56 Nato Mid Length Nitrided Barrel W/ 13″ M-LOK Handguard (BKF W/ Pinned Gas Block)
$469.99Out of stock -
BKF M4 MOD-0 12.5″ 5.56 Nato Carbine Length Nitrided Barrel W/ 11″ M-LOK Handguard (BKF W/ Pinned Gas Block)
$469.99Out of stock -
BKF M4 MOD-0 11.5″ Govt 5.56 Nato Carbine length 1/7 Twist Barrel 9.875″ FFSSR M-LOK Handguard (BKF W/ Pinned Gas Block)
$471.667 in stock -
BKF M4 MOD-0 14.5″ Pinned To 16″ Govt 5.56 Nato Mid length 1/7 Twist Barrel W/ 13.5″ FFSSR M-LOK Handguard (BKF W/ Pinned Gas Block)
$473.49Out of stock -
BKF M4 MOD-1 10.5″ 5.56 Nato Carbine Length Nitrided Barrel W/ 9″ M-LOK Handguard (BKF W/ Pinned Gas Block)
$479.99Out of stock -
BKF AR15 20″ Govt 5.56 Nato Rifle length 1/7 Twist Barrel W/ 17.5″ FFSSR M-LOK Handguard (Ballistic Advantage)
$480.00Out of stock -
BKF M4 MOD-1 14.5″ 5.56 Nato Mid Length Nitrided Barrel W/ 13″ M-LOK Handguard (BKF W/ Pinned Gas Block)
$489.99Out of stock -
BKF M4 MOD-1 12.5″ 5.56 Nato Carbine Length Nitrided Barrel W/ 11″ M-LOK Handguard (BKF W/ Pinned Gas Block)
$489.99Out of stock -
BKF M4 MOD-0 16″ Govt 5.56 Nato Mid length 1/7 Twist Barrel W/ 12.625″ Midwest G3M Handguard (BKF W/ Pinned Gas Block)
$490.74Out of stock -
BKF M4 MOD-0 16″ Govt 5.56 Nato Mid length 1/7 Twist Barrel W/ 17.5″ FFSSR Handguard W/ KAK Flash Can (BKF W/ Pinned Gas Block)
$491.619 in stock -
BKF M4 MOD-0 11.5″ 5.56 Nato 1/7 Twist QPQ Barrel W/ 11.5″ FFSSR M-LOK Rail W/ KAK Micro Flash Can (BKF W/ Pinned Gas Block)
$491.61Out of stock -
BKF M4 MOD-0 11.5″ 5.56 Nato 1/7 Twist QPQ Barrel W/ 13.5″ FFSSR M-LOK Rail W/ KAK Flash Can (BKF W/ Pinned Gas Block)
$491.618 in stock -
BKF M4 MOD-0 11.5″ 5.56 Nato 1/7 Twist QPQ Barrel W/ 13.5″ Slim M-LOK Rail W/ KAK Flash Can (BKF W/ Pinned Gas Block)
$491.61Out of stock -
BKF M4 MOD-0 10.5″ 5.56 Govt Nato Carbine length 1/7 Twist Barrel W/ 9.5″ Midwest Combat Handguard (BKF W/ Pinned Gas Block)
$496.49Out of stock -
Luth AR 24″ 5.56 Nato Bull Barrel Complete Upper Receiver W- BCG and CH
$499.95Out of stock -
BKF M4 MOD-1 16″ 5.56 Nato Mid Length Nitrided Barrel W/ 15″ M-LOK Handguard (BKF W/ Pinned Gas Block)
$499.99Out of stock -
BKF M4 MOD-1 16″ 5.56 Nato Mid Length Nitrided Pencil Barrel W/ 13″ M-LOK Handguard (BKF)
$499.99Out of stock -
BKF M4 MOD-0 10.5″ 5.56 Govt Profile Carbine Length 4150 CMV 1/7 Twist Barrel W/ FSB (Midwest Handguard & Fixed Rear Sight)
$599.99$499.99Out of stock -
BKF M4 MOD-0 16″ Govt 5.56 Nato Mid length 1/7 Twist Barrel W/ 15″ Midwest Combat Handguard (BKF W/ Pinned Gas Block)
$513.74Out of stock -
BKF M4 MOD-0 10.5″ 5.56 Govt Profile Carbine Length 4150 CMV 1/7 Twist Barrel W/ FSB (Troy Handguard & Fixed Rear Sight)
$599.99$529.99Out of stock -
BKF M4 MOD-0 10.5″ 5.56 Govt Nato Carbine length 1/7 Twist Barrel W/ 9.5″ Geissele MK13 Handguard (BKF W/ Pinned Gas Block)
$599.99Out of stock -
BKF M4 MOD-0 10.5″ 5.56 Govt Nato Carbine length 1/7 Twist Barrel W/ 9.5″ Geissele MK14 Handguard (BKF W/ Pinned Gas Block)
$599.99Out of stock -
BKF M4 MOD-1 14.5″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 13.5″ Geissele MK8 Handguard (BKF W/ Pinned Gas Block)
$678.49Out of stock -
BKF M4 MOD-1 14.5″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 13.5″ Geissele MK4 Handguard (BKF W/ Pinned Gas Block)
$678.49Out of stock -
BKF M4 MOD-1 14.5″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 13.5″ Geissele MK14 Handguard (BKF W/ Pinned Gas Block)
$678.49Out of stock -
BKF M4 MOD-1 14.5″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 13.5″ Geissele MK13 Handguard (BKF W/ Pinned Gas Block)
$678.49Out of stock -
BKF M4 MOD-1 10.5″ 5.56 Govt Nato Carbine length 1/7 Twist Barrel W/ 9.5″ Geissele MK14 Handguard (BKF W/ Pinned Gas Block)
$689.99Out of stock -
BKF M4 MOD-1 10.5″ 5.56 Govt Nato Carbine length 1/7 Twist Barrel W/ 9.5″ Geissele MK13 Handguard (BKF W/ Pinned Gas Block)
$689.99Out of stock -
BKF M4 MOD-1 10.5″ 5.56 Govt Nato Carbine length 1/7 Twist Barrel W/ 9.5″ Geissele MK8 Handguard (BKF W/ Pinned Gas Block)
$689.99Out of stock -
BKF M4 MOD-1 10.5″ 5.56 Govt Nato Carbine length 1/7 Twist Barrel W/ 9.5″ Geissele MK4 Handguard (BKF W/ Pinned Gas Block)
$689.99Out of stock -
BKF M4 MOD-1 14.5″ Pinned FH To 16″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 13.5″ Geissele MK14 Handguard (BKF W/ Pinned Gas Block)
$689.99Out of stock -
BKF M4 MOD-1 14.5″ Pinned MB To 16″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 13.5″ Geissele MK14 Handguard (BKF W/ Pinned Gas Block)
$689.99Out of stock -
BKF M4 MOD-1 14.5″ Pinned MB To 16″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 13.5″ Geissele MK4 Handguard (BKF W/ Pinned Gas Block)
$689.99Out of stock -
BKF M4 MOD-1 14.5″ Pinned FH To 16″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 13.5″ Geissele MK4 Handguard (BKF W/ Pinned Gas Block)
$689.99Out of stock -
BKF M4 MOD-1 14.5″ Pinned MB To 16″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 13.5″ Geissele MK13 Handguard (BKF W/ Pinned Gas Block)
$689.99Out of stock -
BKF M4 MOD-1 14.5″ Pinned FH To 16″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 13.5″ Geissele MK13 Handguard (BKF W/ Pinned Gas Block)
$689.99Out of stock -
BKF M4 MOD-1 14.5″ Pinned FH To 16″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 13.5″ Geissele MK8 Handguard (BKF W/ Pinned Gas Block)
$689.99Out of stock -
BKF M4 MOD-1 14.5″ Pinned MB To 16″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 13.5″ Geissele MK8 Handguard (BKF W/ Pinned Gas Block)
$689.99Out of stock -
BKF M4 MOD-1 16″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 15″ Geissele MK13 Handguard (BKF W/ Pinned Gas Block)
$724.49Out of stock -
BKF M4 MOD-1 16″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 15″ Geissele MK14 Handguard (BKF W/ Pinned Gas Block)
$724.49Out of stock -
BKF M4 MOD-1 16″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 15″ Geissele MK4 Handguard (BKF W/ Pinned Gas Block)
$724.49Out of stock -
BKF M4 MOD-1 16″ 5.56 Govt Nato Mid length 1/7 Twist Barrel W/ 15″ Geissele MK8 Handguard (BKF W/ Pinned Gas Block)
$724.49Out of stock -
Black Rain Spec15 Upper 16″ 5.56 Socom
$786.25Out of stock -
Colt M4 Upper 5.56 16.1″ Black
$829.00Out of stock -
Phase5 Mlok complete Upper 5.56 16″ Black
$1,049.00Out of stock -
Kac Upper Rcvr Sr-15 E3 16 Urx4 Mlok
$1,713.60Out of stock