/ / / / / 20″ Bull Barrel Complete Upper Barrel Receiver Assembly

20″ Bull Barrel Complete Upper Barrel Receiver Assembly

$494.95

The Luth-AR 20″ Fluted Bull Barrel Complete Upper Barrel Assembly

Starts with our 20″, .223 caliber fluted bull barrel made from 416 SST with a 1-9″ twist mated to our A3 Flattop receiver which includes our bolt carrier, charging handle, forward assist and ejection port cover. The upper is then topped off with our lo-profile gas system and our ergonomic  15″ Palm Handguard® with KeyMod slots and a Picatinny top-rail.

Currently our Complete Upper Barrel Assemblies are out-of-stock.

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Description

The Luth-AR 20″ Fluted Bull Barrel Complete Upper Barrel Assembly

Includes:

  • HG-V-15K – Palm Handguard® – Vented 15″ KeyMod with Barrel Nut
  • BL-B20FT – 20″ Bull Barrel, Fluted, Threaded 416 SST
  • FTT-EA1 – A3 Upper Receiver Assembled
  • BC-A-223 – Fully Assembled Bolt Carrier – .223
  • BL-04 – Rifle Length Gas Tube
  • GB-LP936 – Gas Block .936
  • UR-19 — Charging Handle
  • BL-06-A2 — A2 Flash Hider

Upper Specs:

  • 7075-T6 Forging
  • Hard coat 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:

  • 20″ Fluted Bull Barrel
  • .223 Rem
  • 416 SS
  • Threaded Barrel — Thread Pitch 1/2 x 28
  • Gas Block Diameter .936
  • Gas Tube Length — 16″ Carbine, 18″, 20″, and 24″ are Rifle
  • 1-9 RH Barrel Twist
  • 6 Lands and Groves
  • M4 Feed Ramp
  • Button Broached

SKU: FTBL-B20

Additional information

Application

AR15

Caliber

.223 Rem

Slot Style

KeyMod, MLOK™, Smooth

UPC Code

FTBL-B20 812058030157

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