The SIG SAUER HEXIUM556INC is engineered for shooters running 5.56mm carbines who want a suppressor that stays strong, runs clean, and keeps tone controlled under pressure. Built through SIG’s additive-manufactured Inconel process, it delivers exceptional durability and consistent sound performance while managing gas for noticeably reduced blowback. Its refined internal geometry helps keep the rifle quieter and the shooting experience smoother, even during extended sessions.

The HEXIUM series’ hexagonal exterior reinforces the suppressor without adding unnecessary weight, and the direct-thread steel mount provides a solid, no-shift fit on standard 1/2×28 threads. HUB compatibility and a tool-less end-cap interface give shooters room to customize with front caps or future accessory options.

For duty use, training, and fast-paced carbine work, the HEXIUM556INC offers a tough build, clean tone, and reliable performance in a compact, purpose-built 5.56mm package.

WHAT’S IN THE BOX?

• Sig Sauer Hexium556INC suppressor
• 1/2X28 direct thread HUB mount