LUTH-AR 16" Lightweight Barrel Complete Upper Receiver For 223 REM/556NATO - BAA3-L16

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The Luth-AR 16” Lightweight Complete Upper Barrel Assembly begins with a 16" lightweight barrel chambered in 223 Remington. This barrel is constructed from 4140 Chrome Molly and features a 1-9" twist rate. It is paired with an A3 Flattop receiver, which comes complete with a bolt carrier, charging handle, forward assist, and ejection port cover. To complete the upper assembly, a low-profile gas system is added, along with an ergonomic 15" Palm Handguard featuring KeyMod slots and a Picatinny top rail.

Features:

Includes:

• HG-V-15K – Palm Handguard® – Vented 15″ KeyMod with Barrel Nut
• BAA3-L16 – 16″ Light Weight Barrel – 5.56mm 1-9 Twist
• FTT-EA1 – A3 Upper Receiver Assembled
• BC-A-223 – Fully Assembled Bolt Carrier – .223
• BL-04A – Carbine Gas Tube
• GB-LP750 – Gas Block .750
• UR-19 — Charging Handle
• BL-06-A2 — A2 Flash Hider

Complete Upper Specs:

• Overall weight: 4.45 pounds

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:

Lightweight 16″ Barrel – 5.56mm 1-9 Twist

• Length: 16″
• Caliber: 5.56 mm
• Material: 4140 Chrome Moly
• Threaded Barrel — Thread Pitch 1/2 x 28
• Gas Block Diameter .750
• Gas Tube Length — Carbine
• Gas Tube Material: 304 SST per Army Spec
• 1-9 RH Barrel Twist
• 6 Lands and Groves
• M4 Feed Ramp
• Button Broached