The SureFire Fast-Attach Hub Suppressor Adapter, 5.56mm (SureFire part no. HUB-FA-556-BK) is the SureFire adapter that lets a suppressor built on the 1 3/8-24 HUB thread pattern mount to SureFire SOCOM Fast-Attach muzzle devices. This is the 5.56mm version, listed with 1/2-28 threading. It is machined from heat-treated stainless steel and black nitride coated for corrosion resistance and long service life, and it is made in the U.S.A. SureFire describes it as the only HUB suppressor mount on the market that mimics the SOCOM suppressor-adapter interface. For a shooter running HUB suppressors on a SOCOM muzzle device, it is the direct route.

Key Specifications

• The mount converts 1 3/8-24 HUB thread pattern suppressors and accessories to the Fast-Attach system.
• The version is 5.56mm with 1/2-28 threading, as SureFire lists it for this part number.
• Construction is heat-treated stainless steel, a strong base for a part that carries the suppressor.
• The coating is black nitride, applied for corrosion prevention and long service life.
• It is designed to work with SureFire SOCOM Fast-Attach muzzle devices, the system it is built to match.
• Attachment is tool-free: slide the Hub over the muzzle adapter, index on the slot and secure the lock ring.
• It is precision-machined to the same dimensions and tolerances as the back section of SureFire’s own suppressors.
• The Hub is made in the U.S.A. by SureFire.

Frequently Asked Questions

What does the Fast-Attach Hub do? It converts 1 3/8-24 thread-pattern HUB suppressors and accessories to QD for use with SureFire SOCOM Fast-Attach muzzle devices.

Is any tool needed to install it? Attachment of a Hub-equipped suppressor to a SOCOM muzzle device needs no tools. SureFire notes that its Z-72636 Spanner Tool is required for proper mounting of HUB suppressors to the Fast-Attach Hub.

Is this the 5.56mm or 7.62mm Hub? This one is the 5.56mm version with 1/2-28 threading. SureFire also lists a 7.62mm version with 5/8-24 threading under its own part number.

Buy the SureFire Fast-Attach HUB Suppressor Adapter, 5.56mm, 1/2-28

If your HUB suppressor needs to ride on a SureFire SOCOM muzzle device, this adapter is made to do exactly that. Order it from our Lubbock, Texas gun shop for fast, insured shipping, and see more suppressor parts and accessories from SureFire while you are there.