Complete 18″ Mark 12 AR Rifle Kit

$559.99

Build a Complete 18″ MARK 12 Barrel, AR Rifle Kit

This kit contains everything you need to build your own AR except the stripped lower receiver.

The Kit Contains:

  • Fully assembled 18″ MARK 12 5.56 mm Upper with 15″ Keymod Palm Handguard®
  • MBA-1 Buttstock Assembly (Black)
  • Complete Lower Parts Kit

Add to your build with optional add-on parts such as a MTA™  – Modular Trigger Assembly™, or The Lower Enhanc-AR® Kit.

Complete description below.

Free shipping on orders over $175.00! (*Retail Orders Only)

  • Check Mark Made in America
  • Check Mark Secure Checkout
SECURE CHECKOUT
  • Visa Card
  • MasterCard
  • American Express
  • Discover Card

Description

Build a Complete 18″ MARK 12 5.56 mm Barrel, AR Rifle Kit

This kit contains everything you need to build your own AR except the stripped lower receiver.

The Kit Contains:

  • Fully assembled 18″ MARK 12 5.56 mmUpper with 15″ Keymod Palm Handguard®
  • MBA-1 Buttstock Assembly
  • Complete Lower Parts Kit

Add to your build with optional add-on parts such as a MTA™  – Modular Trigger Assembly™, or The Lower Enhanc-AR® Kit.

This Kit does not come with the lower receiver. You will have to supply a lower receiver purchased elsewhere. We recommend that you look for a Mil-Spec stripped lower.

Includes:

  • MBA-1 Fixed Rifle Buttstock Assembly
  • LRPK-1 Complete .223/5.56 Lower Receiver Parts Kit

18″ Mark 12 5.56 mm Complete Upper Barrel Assembly

Includes:

  • HG-V-15K – Palm Handguard® – Vented 15″ KeyMod with Barrel Nut
  • BAA3-M12 – 18″ Mark12 5.56 mm Barrel
  • FTT-EA1 – A3 Upper Receiver Assembled
  • BC-A-223 – Fully Assembled Bolt Carrier
  • BL-04 – Standard Gas Tube
  • GB-LP750 – Gas Block .750
  • BL-06-A2 — A2 Flash Hider

Upper Specs:

  • 7075-T6 Forging
  • Hardcoat anodize Black

Bolt Specs:

  • Bolt: Carpenter 158 steel
  • Extractor: 4140 Alloy steel
  • Army Spec Heat Treatment
  • Manganese Phosphate

Bolt Carrier Specs:

  • Carrier: 8620 steel
  • Cam pin: 4340 Alloy steel
  • Carrier key: 4130 Alloy steel
  • Army Spec Heat Treatment
  • Manganese Phosphate

Barrel Specs:

  • 18″ Mark 12 5.56 mm Barrel
  • 5.56 mm
  • 4140 Chrome Moly
  • Threaded Barrel — Thread Pitch 1/2 x 28
  • 1-9 RH Barrel Twist
  • 6 Lands and Groves
  • M4 Feed Ramp
  • Button Broached

SKU: RKM12-18-1

Additional information

Available Colors

Black

Buttstock Type

MBA-3

Application

AR15, Rifle

Caliber

.556 mm

Slot Style

KeyMod, MLOK™, Smooth

Lands and Grooves

6

Material

8620 Steel, heat treated to 15N-89-91

Thread Pitch

1/2 x 28

Threaded

Yes

Twist

1-9

UPC Code

812058030553

Weight lbs

10

Reviews

There are no reviews yet.

Be the first to review “Complete 18″ Mark 12 AR Rifle Kit”

You may also like…