KAK Industry Left Hand Phosphate AR-15 BCG- 5.56/300 Blackout
or 4 interest-free payments of $34.99 with 
6 Magazines Per Order: Due to extreme volume, we are limiting sales of magazines to 6 per customer order. This applies to individual and bundled magazines. AT3 reserves the right to cancel any order over the 6 magazine limit.
- Free standard shipping on orders $139+ details
- 90-day no-hassle returns policy
- Backed by KAK Industry Warranty! what it covers
Frequently bought together
From orders that included this item
Product description
Left-Handed Bolt Carrier Group
The KAK Industry Left-Handed AR-15 Bolt Carrier Group (BCG) is a fully assembled BCG specifically designed for left-handed AR-15 builds chambered in 5.56 NATO and .300 Blackout. Engineered for flawless performance, reliability, and durability, this BCG ensures smooth cycling and consistent extraction, making it an essential upgrade for left-handed shooters looking for a high-quality, purpose-built solution.
Features
- Left-Handed Configuration – Designed specifically for left-handed AR-15 rifles, offering smooth and reliable operation.
- Compatible with 5.56 NATO & .300 Blackout – Works with standard left-ejecting upper receivers for versatility across platforms.
- 8620 Steel Carrier and 9310 Steel Bolt – Precision-machined components provide exceptional durability and longevity.
- Phosphate Coated for Corrosion Resistance – Military-grade manganese phosphate finish ensures wear protection and reliability.
- Shot-Peened & MPI Tested Bolt – Strengthened for increased durability and resistance to stress fractures.
- Properly Staked Gas Key – Hardened chrome-lined gas key is securely staked to prevent loosening over time.
- Full-Auto Rated – Designed for full-auto and rapid-fire applications, ensuring smooth performance under high cyclic rates.
Specifications
- Brand: KAK Industry
- Model: Left Hand AR15 BCG- 5.56/300 Blackout- Phosphate
- MPN: MO-425-0512-002
- Fit: Mil-Spec AR-15 Uppers
- Caliber: .223/5.56 and .300BLK
- Weight: 11.68 oz
- Material: 8620 Steel Carrier, 9310 Steel Bolt, 4130 Steel Gas Key, and S7 Extractor
- Finish: Phosphate
- Color: Black
Customer reviews 1
Verified buyerAT3 Tactical · Thank you for your positive feedback! We are happy to hear that our product arrived on time and met your expectations. We appreciate your support and hope to continue providing you with top-notch products. Have a great day!
Questions & Answers
No questions yet. Ask about fit, install or compatibility and our team answers within a business day.
Warranty & returns
Backed by KAK Industry Warranty!
KAK Industry Warranty Information
Our #1 priority is your 100% satisfaction. If any product you purchase from us ever fails to 100% meet or exceed your expectation, please contact us via telephone or EMAIL and we will attempt to resolve the situation to your satisfaction. If you need to return an item, returns are accepted subject to the following guidelines:
No Returns or Refunds are allowed after 30 days from Invoice Date.
- Shipping costs both ways are non-refundable. Orders that were shipped to you at no charge with a “Free Shipping” offer will have the cost of the original shipping deducted from the refund amount.
- New items that have been used may not be returned unless defective.
- Returns must include all accessories as shipped. Refunds will be adjusted for returns missing accessories, factory boxes, etc. or may be returned to the customer at the customer’s expense, at our option. If you are keeping or have lost some of the pieces, please don’t return the item.
- Items marked Closeout or Blem, as well as Special Orders may not be returned and their sale is final.
- Items that are Custom contract manufactured may not be returned and their sale is final unless defective
- Returned items may be subject to a restocking fee.
- Any damaged shipments must be reported to the carrier immediately for proper claim handling.
- All returns must be prepaid. Insurance on returns is at your option and at your expense and risk. COD returns will NOT be accepted and the package will be returned to you.
Contact Details
Address: 2241 Celsius Ave, Unit C, Oxnard, CA 93030
Telephone: 805-981-4734
Email: sales@kakindustry.com
Disclaimer: Manufacturer’s warranty is subject to change without prior notice.
90-day no-hassle returns
The AT3 Tactical store has a 90 day no-hassle return policy for products in good condition. You can view the full details of our return policy here.
If you encounter an issue or defect with a product after 90 days of your purchase, you can refer to the manufacturer for a warranty claim. Their policies are below.
