Geissele Standard Lower Parts Kit, Black

The Geissele standard lower parts kit is an essential collection of high-quality components designed to complete or refurbish your lower receiver with precision and reliability. This comprehensive mil-spec kit stands out with its enhanced safety detent and the innovative Posi-lock safety mechanism. The Posi-lock feature ensures a secure and confident engagement, offering users a distinct and gratifying tactile response when switching between safe and fire modes. Whether you're building from scra