- Primos utilizes proprietary Black-T coating
- 12 Gauge
- Benelli/Beretta
The Jelly Head Maximum utilizes an extended taper and fluted ports to tighten patterns up to 20% and reduce recoil. Primos utilizes proprietary Black-T coating. The same protective barrier utilized by the military's Special Forces to prevent rust and corrosion on weapons in the harshest environments.