Complete 16″ Bull Barrel AR Rifle Kit

Description

Build a Complete 16″ .223 Rem Fluted Bull 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 16″ .223 Rem Fluted Bull Barrel Upper 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

Assembled Complete 16″ .223 Rem Fluted Bull Barrel Upper:

• Palm Handguard® select either:
  • HG-V-15M – Palm Handguard® – Vented 15″ MLOK® with Barrel Nut
  • HG-V-15K – Palm Handguard® – Vented 15″ KeyMod with Barrel Nut
• BL-B18FT – 16″ .223 Rem Bull Barrel, Fluted, Threaded 416 SST
• FTT-EA1 – A3 Upper Receiver Assembled
• BC-A-223 – Fully Assembled Bolt Carrier – .223 Rem
• BL-04 – Rifle Length Gas Tube
• GB-LP936 – Gas Block .936
• 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:

• 16″ .223 Rem Fluted Bull Barrel
• .223 Rem
• 416 SS
• Threaded Barrel — Thread Pitch 1/2 x 28
• Gas Block Diameter .936
• Gas Tube Length — Carbine
• 1-9 RH Barrel Twist
• 6 Lands and Groves
• M4 Feed Ramp
• Button Broached

SKU: RKB-16-1

SKU: RKB-16-1M