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Rainier Arms Forged Mil-Spec Upper Receiver
Rainier Arms flattop upper receiver is carefully machined to mil-spec to serve as a great foundation for a quality AR rifle.
Rainier Arms Forged Upper was designed to fit our forged lower receivers with color, texture, & machining. These uppers are "T - marked" engraved and have extended M4 feed ramps.
Gen 2 Uppers are deep black finish and match well with RA lowers and MEGA lowers
- Made from 7075 - T6 aluminum
- Type III hard coat anodized
- Matte black finish
- Dry lube coating: Inside to reduce wear and adds lubricity
- "T - Marked" engraved
- M4 Feed Ramp