The Canik VOID-556K is a compact 5.56 suppressor made by Otter Creek Labs from heat-treated 17-4 stainless steel with a high-temperature Cerakote finish. It uses a 1.375x24 HUB mount, includes a 1/2x28 direct thread adapter, and ships with a solid end cap and a low back pressure end cap.

• Caliber: 5.56x45mm

• Rated: 5.56x45mm (7.5 in minimum barrel), 6mm ARC and similar (10.5 in minimum barrel)

• Length: 5.1 in

• Diameter: 1.625 in

• Weight: 12.3 oz

• Mount: 1.375x24 HUB

• Includes: 1/2x28 direct thread adapter, solid end cap, low back pressure end cap

• Material: 17-4 stainless steel

• Finish: Cerakote

• Manufacturer: Otter Creek Labs

• UPC: 810212420523

BDA transfers this suppressor on a Form 4473 with an NICS background check. A Form 4 is optional; if you want your item registered, just ask us.

Suppressors and SBRs are currently sold on a standard 4473 with a NICS check under ATF's October 9, 2026 enforcement guidance. That guidance could change, so ask us about a free, optional Form 4. Learn more