Rock River Arms AR-15 Mountain Complete Upper Receiver 223 Remington (Wylde) 10.5" Chrome Moly Barrel 9.5" Handguard Black - $457.29 (Free Shipping on $100+ Orders)

Description

The Rock River Arms AR-15 Upper Receiver Assembly is designed to pin onto any mil-spec lower receiver. Just add an optic, or set of sights, and you are ready to send lead downrange!

Features

Flattop upper receiver
Mil-spec compatible
Anodized finish

Cartridge 223 Wylde
Color Anodized Black
Material Aluminum
Barrel Length 10.5 Inches
Barrel Material 4150 Chrome Moly Steel
Barrel Finish Black
Twist 1:7 Inches
Threads 1/2"-28
Sights No
Chrome Lined No
Gas Block Diameter 0.75 Inches
Gas System Length Carbine
M4 Feed Ramps Yes
Upper Receiver Type A3 Flat-Top
Handguard 9.5" RRA Mountain
Bolt Carrier Assembly Included Yes
Muzzle Device A2 Flash Hider
Country of Origin United States of America
Compatible With
AR-15