Description

Mega Arms GTR-3S Ambi Billet AR15 Lower Receiver

Features:
- 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.
- 9.1oz
- Includes hardware for the integrated ambidextrous bolt catch.
- 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.