AR15 Complete Upper Receivers

ALL barrels 16″ or longer are guaranteed to shoot 1 MOA or better with match ammunition!!!

Showing 1–48 of 171 results

Complete AR15 Rifle or Pistol build
Rated 5.00 out of 5
$0.00
Out of stock
Pin Gas block option (only BKF Gas Blocks)
$20.00
90 in stock
ADD BKF M4 MOD-1 5.56/223 Comp (Replaces A2)
Rated 5.00 out of 5
$20.05
85 in stock
Lower Receiver or Upper Receiver Install
Rated 5.00 out of 5
$25.00
51 in stock
Pin & Weld Flash hider/Brake
Rated 5.00 out of 5
$30.00
69 in stock
ADD Headspaced BKF AR15 BCG and Charging Handle – Black Nitride
Rated 4.98 out of 5
$101.64 – $129.47
in stock
BKF AR15 BCG and Ambi Charging Handle – Black Nitride
Rated 5.00 out of 5
$117.53
147 in stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 10.5″ Govt 5.56 Nato Carbine length 1/7 Twist Barrel W/ 10″ M-LOK Handguard
Rated 4.90 out of 5
$199.99
Out of stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 11.5″ Govt 5.56 Nato Carbine length 1/7 Twist Barrel W/ 10″ M-LOK Handguard
Rated 4.86 out of 5
$204.99
Out of stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 14.5″ 5.56 Nato Govt 1/7 Twist Mid Length Barrel W/ 13.5″ Slim M-LOK Rail
Rated 5.00 out of 5
$209.99
242 in stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 11.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 9.875″ Slim M-LOK Rail
Rated 5.00 out of 5
$209.99
74 in stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 10.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 9.875″ Slim M-LOK Rail
$209.99
74 in stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 7.5″ 5.56 Nato Pistol length 1/7 Twist Chrome Lined Barrel W/ 7.25″ Slim M-LOK Handguard
Rated 5.00 out of 5
$219.99
18 in stock
BKF AR15 7.5″ 5.56 Nato 1/7 Twist Pistol Length Barrel W/ 7″ Slim M-LOK Rail
$228.35
46 in stock
BKF AR15 8″ 5.56 Nato 1/7 Twist Pistol Length Barrel W/ 7″ Slim M-LOK Rail
$234.99
118 in stock
BKF AR15 8″ 5.56 Nato Pistol length 1/7 Twist DRP Barrel W/ 7.25″ Slim M-LOK Handguard
$242.87
18 in stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 9″ 300 BLK Pistol length 1/7 Twist Barrel w/ 9.875″ FFSSR M-LOK Handguard W/ KAK Flash Can
Rated 5.00 out of 5
$249.99
96 in stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 10″ 300 BLK 1/7 Twist 4150 Barrel W/ 11.5″ FFSSR M-LOK Rail W/ KAK Flash Can
Rated 5.00 out of 5
$249.99
185 in stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 18″ 5.56 Nato SPR 1/7 Twist Rifle Length Barrel W/ 15″ Slim M-LOK Rail
$249.99
87 in stock
BKF AR15 7.5″ Govt 5.56 Nato Pistol length 1/7 Twist Barrel W/ 10″ M-LOK Handguard W/ KAK Flash Can
$252.03
Out of stock
BKF AR15 9″ 300 BLK 1/7 Twist Pistol Length Barrel W/ 7″ Slim M-LOK Rail
$253.58
96 in stock
BKF AR15 8″ 300 BLK 1/7 Twist Pistol Length Barrel W/ 7″ Slim M-LOK Rail
$254.00
142 in stock
BKF AR15 10.5″ 300 BLK 1/7 Twist Pistol Length Barrel W/ 9.875″ Slim M-LOK Rail
$254.00
51 in stock
BKF AR15 12.5″ Govt 5.56 Nato Carbine length 1/7 Twist Barrel W/ 10″ M-LOK Handguard
$254.83
Out of stock
BKF AR15 16″ 5.56 Nato Govt 1/7 Twist Mid Length Barrel W/ 13.5″ Slim M-LOK Rail
Rated 4.79 out of 5
$257.63
71 in stock
BKF AR15 16″ 5.56 Nato Govt 1/7 Twist Mid Length Barrel W/ 13.7″ Breek RG2 M-LOK Rail
$258.09
18 in stock
BKF AR15 16″ 300 Blackout t 1/7 Twist Pistol Length Barrel W/ 13.7″ Breek RG2 M-LOK Rail
Rated 5.00 out of 5
$258.09
18 in stock
BKF AR15 12.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 9.875″ Slim M-LOK Rail
$258.47
74 in stock
BKF AR15 14.5″ 5.56 Nato Govt 1/7 Twist Mid Length Barrel W/ 13.7″ Breek RG2 M-LOK Rail
$259.14
18 in stock
BKF AR15 7.5″ 5.56 Nato 1/7 Twist 4150 Barrel W/ 7.25″ Hybrid M-LOK Rail W/ KAK Micro Flash Can
Rated 4.95 out of 5
$261.58
15 in stock
BKF AR15 9″ 300 BLK Pistol length 1/7 Twist Barrel W/ 10″ M-LOK Handguard W/ KAK Micro Flash Can
$262.07
Out of stock
BKF M4 MOD-0 8″ 5.56 Nato Pistol length 1/7 Twist Barrel w/ 7.25″ Slim Hybrid M-LOK Handguard W/ Pinned Gas Block
$262.36
16 in stock
BKF AR15 16″ 5.56 Nato Govt 1/7 Twist Mid Length Barrel W/ 15″ Slim M-LOK Rail
$268.86
71 in stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 18″ 223 Wylde SPR 1/8 Twist Rifle Length Barrel W/ 15″ Slim M-LOK Rail
$269.99
86 in stock
BKF AR15 12.5″ Govt 5.56 Nato Carbine length 1/7 Twist Barrel W/ 13.5″ M-LOK Handguard W/ KAK Flash Can
Rated 5.00 out of 5
$270.16
Out of stock
BKF M4 MOD-0 7.5″ 5.56 Nato 1/7 Twist 4150 CMV Barrel W/ 7.25″ Hybrid M-LOK Rail W/ KAK Micro Flash Can (BKF W/ Pinned Gas Block)
$270.56
15 in stock
BKF M4 MOD-0 8″ 300 BLK Pistol length 1/7 Twist Barrel w/ 7.25″ Slim M-LOK Handguard (BKF W/ Pinned Gas Block)
Rated 5.00 out of 5
$271.07
16 in stock
BKF AR15 12.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 13.7″ Breek RG2 M-LOK Rail
Rated 5.00 out of 5
$271.67
18 in stock
BKF AR15 11.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 9.875″ Slim M-LOK Rail – FDE
$273.00
5 in stock
BKF AR15 11.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 9.875″ Slim M-LOK Rail – Purple
$273.00
5 in stock
BKF AR15 11.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 9.875″ Slim M-LOK Rail – OD Green
$273.00
5 in stock
BKF AR15 11.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 9.875″ Slim M-LOK Rail – Tungsten
$273.00
4 in stock
BKF AR15 11.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 9.875″ Slim M-LOK Rail – Burnt Bronze
$273.00
5 in stock
BKF AR15 11.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 9.875″ Slim M-LOK Rail – Sniper Grey
$273.00
5 in stock
BKF AR15 11.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 9.875″ Slim M-LOK Rail – Red
$273.00
5 in stock
BKF AR15 11.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 9.875″ Slim M-LOK Rail – Orange
$273.00
5 in stock
BKF AR15 11.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 9.875″ Slim M-LOK Rail – Pink
$273.00
4 in stock
BKF AR15 11.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 9.875″ Slim M-LOK Rail – Midnight Bronze
$273.00
5 in stock