The Sig Sauer Hexium300 is a purpose-built suppressor designed for use with .300 AAC Blackout. It combines a 3D-printed titanium core and an external hex pattern with a black Cerakote finish for strength, heat resistance and durable surface protection. The unit mounts with a Hub Taper Direct Thread interface and includes an end-cap accessory mounting system for modular use.

Engineered to reduce gas blowback and preserve cycling reliability, the Hexium300 is intended for shooters who require a compact, lightweight suppressor for compatible rifle platforms.

Key Specifications

• The suppressor is configured for caliber .300 AAC Blackout.
• The core is made from 3D-printed titanium.
• The external finish is Black Cerakote with a hexagonal pattern.
• The diameter measures 1.75 inches.
• The unit weighs approximately 15 oz.
• The thread pattern is 5/8-24.
• The attachment method is a Hub Taper Direct Thread mount.
• The design uses a low back pressure internal geometry to minimize gas blowback.
• The suppressor includes an end cap accessory mounting system for modular accessories.

Compact, lightweight, and engineered for low back pressure, the Hexium300 offers a refined balance of durability and modularity for shooters running .300 AAC Blackout. Its titanium core and direct-thread hub make it suitable for users seeking a high-performance suppressor that integrates with modern rifle platforms.