AR15 Complete Upper Receivers

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

Showing 1–48 of 149 results

Complete AR15 Rifle or Pistol build
Rated 5.00 out of 5
$0.00
Out of stock
Pin Gas block option (only BKF .750 Gas Blocks)
Rated 5.00 out of 5
$20.00
15 in stock
Dimpled barrel option (only BKF .750 Gas Blocks)
$20.00
54 in stock
Lower Receiver or Upper Receiver Install
Rated 5.00 out of 5
$25.00
61 in stock
ADD BKF M4 MOD-1 5.56/223 Comp (Replaces A2)
Rated 5.00 out of 5
$25.88
27 in stock
Pin & Weld Flash hider/Brake
Rated 5.00 out of 5
$30.00
206 in stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 BCG (billet extractor) and Charging Handle – Black Nitride
Rated 4.93 out of 5
$79.99
22 in stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 C158 BCG (billet extractor) and Charging Handle – Black Nitride
Rated 5.00 out of 5
$84.99
562 in stock
ADD Headspaced BKF AR15 BCG and Charging Handle – Black Nitride
Rated 4.98 out of 5
$87.97 – $133.78 UPC:
in stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 BCG and Ambi Charging Handle – Black Nitride
Rated 5.00 out of 5
$99.99
417 in stock
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10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 C158 BCG and Ambi Charging Handle – Black Nitride
Rated 4.50 out of 5
$109.99
418 in stock
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10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 BCG and Ambi Charging Handle – DLC
Rated 5.00 out of 5
$117.99
0 in stock
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10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 BCG and Ambi Charging Handle – Blue
Rated 5.00 out of 5
$117.99
15 in stock
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10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 BCG and Ambi Charging Handle – Chameleon
Rated 5.00 out of 5
$117.99
40 in stock
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10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 BCG and Ambi Charging Handle – Chrome Lined Phosphate
Rated 5.00 out of 5
$119.99
127 in stock
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10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
FTATF rebuild kits – 16″ 5.56
$120.00
0 in stock
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10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
Pistol to Rifle rebuild kits – 16″ 5.56
$120.00
0 in stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 BCG and Ambi Charging Handle – Nickel Boron
Rated 5.00 out of 5
$127.99
85 in stock
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10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
FTATF rebuild kits – 16″ 5.56 W/ SOPMOD
$135.00
0 in stock
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10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
Pistol to Rifle rebuild kits – 16″ 5.56 W/ SOPMOD
$135.00
0 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 1/7 Twist Pistol Length Barrel W/ 7″ Slim M-LOK Rail
Rated 5.00 out of 5
$179.99
60 in stock
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10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 16″ 5.56 Nato Govt 1/7 Twist Mid Length Barrel W/ 15″ Slim M-LOK Rail
Rated 5.00 out of 5
$184.99
Out of stock
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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 1/7 Twist 4150 Barrel W/ 7.25″ Hybrid M-LOK Rail W/ BKF BFD
Rated 4.95 out of 5
$189.99
60 in stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 8″ 5.56 Nato 1/7 Twist Pistol Length Barrel W/ 7″ Slim M-LOK Rail
$189.99
83 in stock
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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
6 in stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
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)
Rated 5.00 out of 5
$225.00
11 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 1/7 Twist Pistol Length Barrel W/ 7″ Slim M-LOK Rail W/ BCG + CH
Rated 5.00 out of 5
$225.00
22 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 1/7 Twist Pistol Length Barrel W/ 7″ Slim M-LOK Rail W/ BCG + Ambi CH
Rated 5.00 out of 5
$240.00
22 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
Rated 4.88 out of 5
$249.99
424 in stock
Closeout
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF M4 MOD-0 11.5″ 5.56 Nato Carbine Length Nitrided Barrel W/ 11″ M-LOK Handguard (BKF W/ Pinned Gas Block)
Rated 5.00 out of 5
$250.00
60 in stock
BKF AR15 14.5″ 5.56 Nato Govt 1/7 Twist Mid Length Barrel W/ 13″ Slim M-LOK Rail
Rated 5.00 out of 5
$261.14
47 in stock
BKF AR15 10.5″ 300 BLK 1/7 Twist Pistol Length Barrel W/ 9.875″ Slim M-LOK Rail
$261.95
132 in stock
BKF AR15 9″ 300 BLK 1/7 Twist Pistol Length Barrel W/ 7″ Slim M-LOK Rail
Rated 5.00 out of 5
$262.03
132 in stock
BKF AR15 8″ 300 BLK 1/7 Twist Pistol Length Barrel W/ 7″ Slim M-LOK Rail
Rated 5.00 out of 5
$262.16
132 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
$266.69
6 in stock
BKF AR15 10.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 9.875″ Slim M-LOK Rail
Rated 5.00 out of 5
$266.74
30 in stock
BKF AR15 12.5″ 5.56 Nato Govt 1/7 Twist Carbine Length Barrel W/ 9.875″ Slim M-LOK Rail
Rated 5.00 out of 5
$267.08
4 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
Rated 5.00 out of 5
$269.99
424 in stock
BKF M4 MOD-0 7.5″ 5.56 Nato 1/7 Twist 4150 CMV Barrel W/ 7.25″ Hybrid M-LOK Rail W/ BKF BFD (BKF W/ Pinned Gas Block)
Rated 5.00 out of 5
$270.56
0 in 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
Rated 5.00 out of 5
$271.10
132 in stock
BKF M4 MOD-0 14.5″ 5.56 Govt Profile mid Length 4150 CMV 1/7 Twist Barrel W/ FSB (No Handguard)
Rated 4.88 out of 5
$277.88
0 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 W/ BCG + CH
$280.00
6 in stock
BKF M4 MOD-0 6″ 300 BLK Pistol length 1/7 Twist Barrel w/ 5.5″ Hybrid M-LOK Handguard (BKF W/ Pinned Gas Block)
Rated 5.00 out of 5
$280.03
73 in stock
BKF M4 MOD-0 11.5″ 5.56 Govt Profile Carbine Length 4150 CMV 1/7 Twist Barrel W/ FSB (No Handguard)
Rated 5.00 out of 5
$285.19
60 in stock
BKF M4 MOD-0 12.5″ 5.56 Govt Profile Carbine Length 4150 CMV 1/7 Twist Barrel W/ FSB (No Handguard)
Rated 5.00 out of 5
$285.29
0 in stock
BKF M4 MOD-0 10.5″ 5.56 Govt Profile Carbine Length 4150 CMV 1/7 Twist Barrel W/ FSB (No Handguard)
Rated 4.60 out of 5
$285.32
60 in stock
BKF M4 MOD-0 16″ 5.56 Govt Profile Mid Length 4150 CMV 1/7 Twist Barrel W/ FSB (No Handguard)
Rated 4.87 out of 5
$288.37
27 in stock
BKF M4 MOD-0 8″ 300 BLK Pistol length 1/7 Twist Barrel w/ 7.25″ Hybrid M-LOK Handguard (BKF W/ Pinned Gas Block)
Rated 5.00 out of 5
$291.73
137 in stock

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