GSL Fatman Suppressor | 9mm PCC | Tri-Lock

The GSL Fatman is a full-auto-rated entry suppressor intended for professional clearing teams and operators who need a compact, modular suppressor for 9mm PCCs and certain rifle platforms. It is supplied with an HK-spec Tri-Lock (tri-lug) mount and supports multiple interchangeable mounting options. The manufacturer publishes a sound reduction figure of 34 dB and identifies the unit as non-user serviceable.

Product Specifications

• The manufacturer is GSL / GSL Technology.
• The model name is Fatman.
• The suppressor is rated for 9mm PCCs, 38spc rifles, 357 rifles, and 300blk (subsonic only).
• The published sound reduction is 34 dB.
• The length is listed as 6.
• The diameter is listed as 2.
• The materials are listed as Aluminum and Stainless.
• The finish is Hard Coat Anodize.
• The primary mount system is Tri-Lock (HK-spec trilug).
• The trilug mount for H&K (MP5 trilug) is included.
• Available mounting options include 1/2×28, 1/2×36, 5/8×24, 9/16×24, Scorpion 18mm, and UZI FS.
• The unit is described as a full auto-rated entry suppressor.
• The suppressor is non-user serviceable.
• The product description identifies an updated baffle system.
• The UPC is 697937004456.

Designed around simplicity and modularity, the Fatman emphasizes a compact footprint and multiple mounting choices for operators running 9mm PCCs or specified rifle rounds under subsonic conditions. Its Tri‑Lock interface and included trilug make it straightforward to fit to compatible three-lug barrels, and the combination of aluminum and stainless components keeps weight down while maintaining durability in the outer tube and key wear areas.