PTR Industries

The VENT Spiritus 5.56i is a must-have for firearm enthusiasts and professionals seeking unmatched performance, durability, and versatility. Built with innovative Purposely Induced Porosity and cutting-edge 3D-printed Inconel for superior strength and heat resistance, it offers compact dimensions, lightweight design, and a sleek heat-resistant coating. Compatible with a wide range of platforms thanks to its 1/2x28 to 1-3/8X24 (HUB) adapter, it ensures reliable performance even under demanding conditions, supporting limited full-auto firing. With a focus on safety and precision.