Flat Dark Earth 16″ 300 AAC Rifle Kit with 12″ Keymod with lower
Original price was: $559.00.$499.95Current price is: $499.95.
A Flat Dark Earth Cerakoted .300 Blackout rifle kit with a 12″ slim Keymod handguard and a genuine AR-15 80% lower receiver included. Mil-spec M16 BCG, charging handle, Flat Dark Earth Magpul MOE grip and stock, 1×8 twist, pistol-length gas. Machining of the 80% lower is still required.
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Flat Dark Earth 16″ 300 AAC Rifle Kit with 12″ Keymod with lower Features
This Flat Dark Earth Cerakoted .300 Blackout Rifle Kit pairs a durable finish with a 12″ slim Keymod handguard and a pistol-length gas system, and it ships with a genuine AR-15 80% lower receiver alongside the fully assembled upper.
- Chamber – .300 AAC Blackout (M4 Feed Ramp, Shoots Only .300 AAC)
- Twist – 1 x 8
- Barrel Thread – 5/8″ x 24
- Barrel Steel – 4150 Chrome Moly, Nitride Processed
- Flash Hider – A2 Flash Hider
- Handguard – 12″ Slim Keymod Handguard, Flat Dark Earth
- Gas System – Pistol-Length, .750″ Low Profile Gas Block
- Upper Receiver – M4 Flat-Top Upper, Flat Dark Earth
- Bolt Carrier Group – Mil-Spec M16 BCG
- Charging Handle – Included
- Lower Parts Kit – Mil-Spec LPK w/ Flat Dark Earth Magpul MOE Grip
- Stock – Flat Dark Earth Magpul MOE Mil-Spec Stock
- Lower Receiver – AR-15 80% Lower Included, Flat Dark Earth
- Origin – Made in the USA
What’s Included: Assembled M4 flat-top upper, mil-spec M16 BCG, charging handle, Magpul-equipped lower parts kit and stock, and a Flat Dark Earth AR-15 80% lower receiver. The 80% lower still requires machining to finish — jigs and tooling sold separately. An optional left-side engraving upgrade is available at checkout.
See more finishes in our .300 Blackout rifle build kits collection, and pick up a matching 80% lower receiver jig to finish the machining.
| Weight | 8 lbs |
|---|---|
| Brand | |
| Barrel Chamber | |
| Barrel Finish | |
| Barrel Gas Block | |
| Barrel Gas System | |
| Barrel Length | |
| Barrel Material | |
| Barrel Thread | |
| Barrel Twist | |
| Caliber | |
| Color | |
| Handguard Length | |
| Platform | |
| Accessory Attachment Style | Keymod |
2 reviews for Flat Dark Earth 16″ 300 AAC Rifle Kit with 12″ Keymod with lower
Only logged in customers who have purchased this product may leave a review.
Does this kit include a lower receiver?
Yes, a Flat Dark Earth Cerakoted AR-15 80% lower is included, though it still requires machining before it functions as a lower.
What caliber does this kit shoot?
This kit is chambered specifically for .300 AAC Blackout — it will not chamber or feed .223/5.56.
What handguard and stock come on this kit?
A 12″ slim Keymod handguard along with a matching Flat Dark Earth Magpul MOE grip and Magpul MOE Mil-Spec stock.
What twist rate and gas system does it use?
1×8 twist with a pistol-length gas system.
Is the bolt carrier group and charging handle included?
Yes, a mil-spec M16 BCG and charging handle are both installed.
Do I need a jig to finish the lower?
Yes, you will need an 80% lower jig and the appropriate tooling to complete the machining.
James neveu (verified owner) –
Love the 300 black out. Exceptional quality. Wish the kit came with iron sights tho.
Bradley (verified owner) –
The slim handguards are the best. The FDE looks so good too.