AR15 Lower Receiver Parts & Kits

Showing 49–96 of 227 results

Save $0.83
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 A2 Rifle Length Buffer Spring – Mil Spec
Rated 5.00 out of 5
Original price was: $4.19.Current price is: $3.36.
1382 In stock
Add to cart
Save $0.86
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Takedown Pin – Phosphate
Rated 5.00 out of 5
Original price was: $4.29.Current price is: $3.43.
1365 in stock
Add to cart
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Standard Trigger Guard
Rated 4.84 out of 5
$3.50
5795 in stock
Add to cart
Save $0.89
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 AR15 Ejector
Original price was: $4.47.Current price is: $3.58.
75 In stock
Add to cart
Save $0.93
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Takedown Pin – Nitride
Rated 5.00 out of 5
Original price was: $4.65.Current price is: $3.72.
1607 in stock
Add to cart
Save $0.94
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Pivot Pin – Nitride
Rated 5.00 out of 5
Original price was: $4.68.Current price is: $3.74.
1773 in stock
Add to cart
Save $0.94
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Pivot Pin – Phosphate
Rated 5.00 out of 5
Original price was: $4.68.Current price is: $3.74.
1110 in stock
Add to cart
Save $0.94
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF Ar15 Mil Spec Disconnect
Rated 5.00 out of 5
Original price was: $4.68.Current price is: $3.74.
2126 In stock
Add to cart
Save $1.02
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Mag Latch – Nitride
Rated 4.92 out of 5
Original price was: $5.10.Current price is: $4.08.
2605 in stock
Add to cart
Save $1.04
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Mil-Spec Bolt Catch
Rated 4.90 out of 5
Original price was: $5.20.Current price is: $4.16.
2869 in stock
Add to cart
Save $1.04
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Receiver Extension Castle Nut – Nitride
Rated 4.94 out of 5
Original price was: $5.20.Current price is: $4.16.
885 In stock
Add to cart
Save $1.07
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Mag Latch – Phosphate
Original price was: $5.34.Current price is: $4.27.
3092 in stock
Add to cart
Save $1.09
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF M4 Pistol Grip Mil Spec – Black
Rated 4.91 out of 5
Original price was: $5.43.Current price is: $4.34.
1272 In stock
Add to cart
Save $1.12
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Cam Pin – Nitride
Original price was: $5.61.Current price is: $4.49.
399 in stock
Add to cart
Save $1.14
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF Mod-1 Enhanced Combat Control Kit (Safety – Extra Slim Paddle Only)
Original price was: $5.72.Current price is: $4.58. UPC: 810124544591
2691 In stock
Add to cart
Save $1.14
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF Mod-1 Enhanced Combat Control Kit (Safety – Extra Thick Paddle Only)
Rated 5.00 out of 5
Original price was: $5.72.Current price is: $4.58. UPC: 810124545642
2570 In stock
Add to cart
Save $1.14
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF Mod-1 Enhanced Combat Control Kit (Safety – Extra Medium Paddle Only)
Rated 5.00 out of 5
Original price was: $5.72.Current price is: $4.58. UPC: 810124544607
2474 In stock
Add to cart
Save $1.24
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Takedown /Pivot Pins – Nitride
Rated 5.00 out of 5
Original price was: $6.22.Current price is: $4.98. UPC: 810124540050
1608 in stock
Add to cart
Save $1.00
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
Breek Arms Steel Castle Nut – Nitride
Rated 5.00 out of 5
Original price was: $5.99.Current price is: $4.99.
242 In stock
Add to cart
Save $1.32
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Billet Trigger Guard
Rated 4.75 out of 5
Original price was: $6.58.Current price is: $5.26. UPC: 810124540067
538 in stock
Add to cart
Save $1.32
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Safety Selector
Rated 4.90 out of 5
Original price was: $6.58.Current price is: $5.26.
2107 in stock
Add to cart
Save $1.42
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Firing Pin Hard Chrome Plated
Rated 5.00 out of 5
Original price was: $7.10.Current price is: $5.68.
170 in stock
Add to cart
Save $1.46
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF Mod-1 Enhanced Combat Control Kit (Mag Release Button)
Rated 4.88 out of 5
Original price was: $7.30.Current price is: $5.84. UPC: 810124541095
635 In stock
Add to cart
Sale!
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
AR15 M4 Carbine Stock Recoil Pad – Black
Original price was: $7.99.Current price is: $6.39.
Out Of Stock
Read more
Save $1.60
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
AR15 Pistol Tube Pad – Black
Original price was: $7.99.Current price is: $6.39.
29 In stock
Add to cart
Save $1.76
BKF AR15 Hammer/Trigger Pins – Nitride (10 Pack)
Rated 4.80 out of 5
Original price was: $8.80.Current price is: $7.04. UPC: 810124545000
199 in stock
Add to cart
Save $1.80
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Lightweight Carbine Buffer (2.7oz)
Rated 5.00 out of 5
Original price was: $9.00.Current price is: $7.20. UPC: 810124540203
Available to Backorder
Add to cart
Save $1.80
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Mil-Spec Carbine Buffer (3oz) (Engraved)
Rated 5.00 out of 5
Original price was: $9.00.Current price is: $7.20.
571 in stock
Add to cart
Save $1.80
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Mil-Spec Carbine Buffer (3oz)
Rated 4.95 out of 5
Original price was: $9.00.Current price is: $7.20. UPC: 810124540210
571 in stock
Add to cart
Save $1.50
KAK Industries AR15 Mil-Spec Carbine Buffer (3oz)
Rated 4.94 out of 5
Original price was: $9.00.Current price is: $7.50.
571 In stock
Add to cart
Save $2.00
KVP 17-4 SS AR-15 REDUCED POWER TRIGGER SPRING KIT
Rated 4.94 out of 5
Original price was: $9.95.Current price is: $7.95.
102 in stock
Add to cart
Save $2.02
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR10/AR15 Gas Key—Nitride
Rated 5.00 out of 5
Original price was: $10.12.Current price is: $8.10.
479 in stock
Add to cart
Save $2.06
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF Ar15 Mil Spec Trigger
Rated 5.00 out of 5
Original price was: $10.28.Current price is: $8.22.
239 In stock
Add to cart
Save $2.16
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Billet Trigger Guard
Rated 5.00 out of 5
Original price was: $10.80.Current price is: $8.64. UPC: 810124540289
486 in stock
Add to cart
Save $2.16
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Slotted Billet Trigger Guard
Rated 4.93 out of 5
Original price was: $10.80.Current price is: $8.64. UPC: 810124540296
2369 in stock
Add to cart
Save $2.20
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF M16 Mil Spec Auto Sear w/Spring M16
Rated 5.00 out of 5
Original price was: $11.02.Current price is: $8.82.
782 In stock
Add to cart
Save $2.22
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Lower Pin and Detent Kit – Phosphate
Original price was: $11.08.Current price is: $8.86. UPC: 810124540180
83 In stock
Add to cart
Save $2.30
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Lower Pin and Detent Kit – Nitride
Rated 4.77 out of 5
Original price was: $11.52.Current price is: $9.22. UPC: 810124540197
83 In stock
Add to cart
Save $2.40
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF M16 Full Auto Safety Selector
Rated 5.00 out of 5
Original price was: $12.00.Current price is: $9.60.
440 in stock
Add to cart
Save $2.44
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Billet Extractor 5.56
Rated 5.00 out of 5
Original price was: $12.20.Current price is: $9.76.
160 in stock
Add to cart
Save $5.00
KVP AR-15 Anti-Walk Pin Kit – Set of (2) .154
Rated 4.92 out of 5
Original price was: $14.95.Current price is: $9.95.
78 in stock
Add to cart
Save $2.72
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF Ar15 Mil Spec Hammer
Rated 5.00 out of 5
Original price was: $13.60.Current price is: $10.88.
960 In stock
Add to cart
Save $2.80
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Extractor — 6.8 SPC .224 Valkyrie
Original price was: $14.00.Current price is: $11.20.
7 In stock
Add to cart
Sale!
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR-15 Billet QD End Plate – Phosphate
Rated 4.91 out of 5
Original price was: $17.00.Current price is: $13.60.
Out Of Stock
Read more
Save $3.40
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 A2 Rifle Length Buffer – Mil Spec
Original price was: $17.00.Current price is: $13.60. UPC: 810124540319
290 in stock
Add to cart
Save $3.50
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 Ambi Safety Selector
Rated 5.00 out of 5
Original price was: $17.50.Current price is: $14.00. UPC: 810124542825
193 in stock
Add to cart
Save $3.56
AR15 M4 Carbine Stock Mil Spec – Black
Rated 4.87 out of 5
Original price was: $17.80.Current price is: $14.24.
496 in stock
Add to cart
Save $3.66
20% OFF In Cart!!!
10% off (Monthly and Holiday Discounts)

10% off any AR15 Complete Lower and AR15 Barrel when purchased together
BKF AR15 A5C Style Buffer (3.8oz)
Rated 5.00 out of 5
Original price was: $18.30.Current price is: $14.64. UPC: 810124544508
95 In stock
Add to cart

HOT DEALS

(Click Deal for More Information)

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 is a registered business in state of Ohio. What follows is the online privacy policy of B. King's Firearms, 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, 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 encrypts billing information wherever such information is requested. No agents or contractors of B. King's Firearms have access to personal information obtained on the B. King's Firearms Web site.

Personal information that B. King's Firearms may collect online:

B. King's Firearms 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 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 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 other 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 list 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 may, 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 Privacy Policy:

If you have a concern or complaint about B. King's Firearms 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.