AR15 Complete Upper Receivers

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

Showing 1–48 of 201 results

Complete AR15 Rifle or Pistol build
Rated 5.00 out of 5
$0.00
97 in stock
Pin and Weld Flash hider/Brake (Free with purchase of Barrel and Handguard)
$0.00
980 in stock
Pin Gas block option (only BKF .750 Gas Blocks)
Rated 5.00 out of 5
$20.00
479 in stock
Dimpled barrel option (only BKF .750 Gas Blocks)
$20.00
50 in stock
Lower Receiver or Upper Receiver Install
Rated 5.00 out of 5
$25.00
23 in stock
ADD BKF M4 MOD-1 5.56/223 Comp (Replaces A2)
Rated 5.00 out of 5
$25.88
20 in stock
Pin & Weld Flash hider/Brake
Rated 4.91 out of 5
$30.00
137 in stock
Bargain Bin!
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
274 in stock
Bargain Bin!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 C158 BCG and Charging Handle – Black Nitride
Rated 5.00 out of 5
$84.99
131 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
Bargain Bin!
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 4.97 out of 5
$99.99
274 in stock
Bargain Bin!
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 4.89 out of 5
$119.99
64 in stock
Bargain Bin!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
FTATF rebuild kits – 16″ 5.56
Rated 4.80 out of 5
$120.00
Out of stock
Bargain Bin!
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
Out of stock
BKF AR15 BCG and Ambi Charging Handle – DLC
Rated 4.90 out of 5
$126.62
131 in stock
BKF AR15 BCG and Ambi Charging Handle – Blue
Rated 5.00 out of 5
$126.62
2 in stock
BKF AR15 BCG and Ambi Charging Handle – Chameleon
Rated 5.00 out of 5
$126.62
Out of stock
Bargain Bin!
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
Out of stock
BKF AR15 C158 BCG and Ambi Charging Handle – Black Nitride
Rated 4.67 out of 5
$130.47
460 in stock
Bargain Bin!
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
Out of stock
Bargain Bin!
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
Out of stock
BKF AR15 C158 BCG and Radian LT Ambi Charging Handle – Black Nitride
$160.49
Out of stock
BKF AR15 C158 BCG and Radian Ambi Charging Handle – Black Nitride
$170.26
74 in stock
Bargain Bin!
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 UPC: 810124542986
56 in stock
Bargain Bin!
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/ 13″ Slim M-LOK Rail
$184.99
Out of stock
Bargain Bin!
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 4.96 out of 5
$189.99
Out of stock
Bargain Bin!
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 UPC: 810124543044
56 in stock
Bargain Bin!
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
$199.99 UPC: 810124543075
263 in stock
BKF AR15 16″ 5.56 Nato Pencil 1/7 Twist Mid Length Barrel W/ 15″ Slim M-LOK Rail
Rated 5.00 out of 5
$207.18 UPC: 810124543174
Out of stock
BKF AR15 8″ 300 BLK 1/7 Twist Pistol Length Barrel W/ 7″ Slim M-LOK Rail
Rated 5.00 out of 5
$219.70 UPC: 810124543099
Out of stock
BKF AR15 10.5″ 300 BLK 1/7 Twist Pistol Length Barrel W/ 9.875″ Slim M-LOK Rail
$219.70 UPC: 810124543105
Out of stock
BKF AR15 9″ 300 BLK 1/7 Twist Pistol Length Barrel W/ 7″ Slim M-LOK Rail
Rated 5.00 out of 5
$219.77
22 in stock
BKF AR15 16″ 5.56 Nato Govt 1/8 Twist Carbine Length Barrel W/ 15″ Slim M-LOK Rail
$221.07
Out of 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
$223.68
27 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
$223.72 UPC: 810124543112
1 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
$224.00
18 in stock
BKF M4 MOD-0 13.9″ 5.56 Govt Profile Mid Length 4150 CMV 1/7 Twist Barrel W/ Triangle Cap, FSB (No Handguard)
$224.14
70 in stock
Bargain Bin!
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
85 in stock
Bargain Bin!
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
56 in stock
BKF AR15 16″ 5.56 Nato Govt 1/7 Twist Mid Length Barrel W/ 15″ Slim M-LOK Rail
Rated 4.95 out of 5
$225.57
Out of 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
$226.32 UPC: 810124543129
51 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
$227.38
56 in stock
BKF AR15 20″ 5.56 Nato 1/9 Twist Rifle Length Barrel W/ 15″ Slim M-LOK Rail
$229.99
118 in stock
BKF AR15 16″ 5.56 Nato Govt 1/7 Twist Mid Length 416R SS Barrel W/ 15″ Slim M-LOK Rail
$233.07 UPC: 810124543020
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/ BKF BFD (BKF W/ Pinned Gas Block)
Rated 5.00 out of 5
$234.49
Out of 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
$234.86
Out of 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
$239.19
20 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
$239.27
24 in stock

Important notice

Notice - Ammunition.
Ammunition is restricted from sale to CT, IL, MA, NJ, NY, RI, New Orleans, LA, and Washington DC. You must be 18 or older to purchase ammunition, and 21 or older to purchase handgun ammunition. You must be 21 or older to purchase ammunition in DE. For safety reasons, we do not accept returns on ammunition.
All ammunition is considered hazardous and will be shipped ground, contiguous 48 states only. A street address is required for delivery.

Notice - Hazardous Material.
Hazardous Material. Must ship ground only. Not eligible for expedited shipping. Contiguous 48 states only. A physical address is required for delivery.

Notice - Ammo Returns.
For safety reasons we do not accept returns on ammunition, black powder, primers, reloading lead and brass or bullets.

Privacy Policy:

B .King's Firearms, Training and Retail LLC is a registered business in state of Ohio. What follows is the online privacy policy of B .King's Firearms, Training and Retail LLC, which governs personal information gathered on its Internet site, www.bkingsfirearms.com, in general and other registration forms related to training classes and store purchased offered by B .King's Firearms, Training and Retail LLC, as may be included on our Internet site, specifically.

Commitment to Online Security:

Physical, electronic and managerial procedures have been employed to safeguard the security and integrity of all personal information. B .King's Firearms, Training and Retail LLC encrypts billing information wherever such information is requested. No agents or contractors of B .King's Firearms, Training and Retail LLC have access to personal information obtained on the B .King's Firearms, Training and Retail LLC Web site.

Personal information that B .King's Firearms, Training and Retail LLC may collect online:

B .King's Firearms, Training and Retail LLC collects personal information online, including, but not limited to, names, birth dates, driver’s license (or State issued identification) numbers, postal and e-mail addresses, phone numbers, and billing information. B .King's Firearms, Training and Retail LLC does not knowingly collect or maintain any personal information from children under the age of 17. In addition, no parts of our sites are designed with the purpose of attracting any person under the age of 17.

How B .King's Firearms, Training and Retail LLC Uses Personal Information Collected Online:

Unless you otherwise consent, we will use your personal information only for the purpose for which it is submitted, such as to reply to your emails and process billing requests related to services and products to which we provide.

At certain points where personal information is collected on our site, there may be a box where you may indicate you would like to be on a mailing list to receive information about B .King's Firearms, Training and Retail LLCother programs and services and articles of interest relating to firearms, shooting, or general products. At any time you can add or remove your name from a B .King's Firearms, Training and Retail LLClist by contacting us at:

[email protected]
Subject: unsubscribe

How Your Information May Be Shared:

We never sell or rent your personal information. B .King's Firearms, Training and Retail LLCmay, however, release personal information under the following circumstances:

Where release is required by law (for example, a subpoena) or regulation or is requested by a government agency;

Where our records indicate an individual may be engaged in fraudulent activity or other deceptive practices that a governmental agency should be made aware of;

To appropriate persons, where your communication suggests possible harm to others.

Computer Tracking and Cookies:

Our Web sites are not set up to track, collect or distribute personal information not entered by visitors. Our site logs do generate certain kinds of non-identifying site usage data, such as the number of hits and visits to our sites. This information is used for internal purposes by technical support staff to provide better services to the public and may also be provided to others, but again, the statistics contain no personal information and cannot be used to gather such information.

Problems or Complaints with B .King's Firearms, Training and Retail LLC Privacy Policy:

If you have a concern or complaint about B .King's Firearms, Training and Retail LLC compliance with this privacy policy, please direct it to [email protected].

RETURN POLICY:

There is a restocking fee of 8% if the order is cancelled and refunded to your CC or we can offer 100% in store credit. Once the item has left our store the restocking fee is 15%. For Refund you must pay the shipping back. Item's that are not 100% same condition will be reviewed by the Owner for refund % if we accept the return.

Our products are covered by manufactures warranties 100%, with that being said if we find you have a manufactures defect with your product you would contact them directly for repair or replacement. You have 7 days from when the product is delivered to your door or picked up from your FFL to report any defects or problems to us. IE...We will not except a return if you report a tiny scratch when your order was delivered two months earlier...

There will be a 30% restocking fee on all controlled items returned because of failed background checks.