Precision Reflex Mark 12 Mod 0 SPR Gen II 5.56x45 NATO Upper Receiver AR-15

Description

Product Overview

Precision Reflex’s Mark 12 Mod 0 SPR Gen II complete upper receiver is built around an 18.00 in 416 stainless steel free-floated Douglas-pattern barrel with a rifle-length gas system. It’s designed for tight, consistent performance while keeping the layout true to the Navy Mk 12 Mod 0 look, featuring PRI’s Gen II Retro Carbon Fiber forend, an uninterrupted Picatinny top rail, and accessory rails at 3, 6, and 9 o’clock.

Key Features

• Complete AR-15 upper receiver built for drop-on use with a mil-spec (.250 inch pivot/takedown) lower
• 18.00 in free-floated 416 stainless steel barrel chambered in 5.56x45 NATO
• Rifle-length gas system for reliable cycling and smooth function
• PRI Gen II Retro Carbon Fiber forend with an extended Picatinny top rail and 3, 6, and 9 o’clock side rails
• PRI Gas Buster charging handle with oversized latch for easy manipulation
• Tool-less flip-up sights with adjustable windage and elevation for practical zeroing options

A purpose-built SPR upper that’s ready to assemble into a Mark 12-inspired rifle build as soon as you add your lower.