- Comes with hardware for the integrated ambidextrous bolt catch.
- The Mega Billet Lower features a clean, new, custom look.
- 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.
- GTR-3S AMBI Matches standard forged upper receivers.
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