RTB 16" 5.56 Lightweight Upper Receiver 15" M-LOK No BCG & CH Black - $207.71

Description

This Barreled 16 inch M-LOK lightweight upper receiver comes with our RTB 15 inch free float handguard and is built with only the best Mil-Spec components. The heart of this upper is comprised of a 4150 barrel.

Upper Receiver:

Machined from a Mil-Spec 7075 T6 forging Hard Coat Anodized per Mil-A-8625F, Type III
M4 Feed ramps
Made in the U.S.A.

Handguard:

MATERIAL: HARD COAT ANODIZED ALUMINUM HANDGUARD, ALUMINUM BARREL NUT
PRECISION BORE
ACCEPTS M-LOK RAIL SECTIONS & ACCESSORIES
7075-T6 BARREL NUT
RAIL LENGTH IS MEASURED ALONG THE TOP
INNER DIAMETER: 1.36"

Barrel Specifications:

Caliber 5.56
Length 16"
Material 4150 Chrome Moly Vanadium
Profile Pencil
Finish QPQ Corrosion Resistant
Gas System Length Carbine
Gas Block Journal .625"
Dimpled? No
Twist Rate 1:7
Muzzle Thread 1/2x28 TPI
Weight 23.2oz
Barrel Extension M4 Feed Ramps
Target Crown 11 Degree