Mega Arms GTR-3S Lower Receiver


If you want stand out from the rest of the crowd, this is the lower you need.

Category: .

Specifications and Features:

The Mega Billet Lower features a clean, new, custom look unlike any of our competitors.
Integrated trigger guard for added functionality, and strength.
Lower features a nylon tipped upper tensioning screw.
Magwell features an enlarged bottom flare and inner chamfer for easier magazine insertion.
Butt Stock attachment feature fortified for added strength in high power applications.
Machined from billet 7075-T6 aluminum vs. the more commonly used 6061 for a 70% increase in strength.
Black Hard anodized with a surface hardness of 60 Rockwell.
8.9 oz.

GTR-3S Matches standard forged upper receivers.


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