Description

The Yankee Hill Machine Fat Cat is a compact suppressor designed for .223 Rem / 5.56 NATO use. It pairs a short overall length with a quick-detach sRx interface for tool-free mounting and removal. Constructed with 17-4 stainless steel and a Cobalt 6 blast baffle, the Fat Cat is built to withstand rigorous use and is full-auto rated.

Key Specifications

• The caliber is .223 Rem / 5.56 NATO.
• The diameter measures 1.94 inches.
• The overall length is 4.25 inches (4.50 inches with sRx adapter).
• Construction uses 17-4 stainless steel with a Cobalt 6 blast baffle.
• The mount is a sRx 1/2 inch x 28 Q.D. adapter.
• The finish is matte black.
• The unit is full-auto rated.
• Includes Mini sRx muzzle brake and sRx QD adapter.
• Minimum recommended barrel length for 5.56 NATO is 10 inches.

The Fat Cat’s larger diameter and compact profile increase internal volume to deliver a lower tone relative to smaller designs, while the included mini sRx muzzle brake and quick-detach interface add practical mounting flexibility. Its robust materials and full-auto rating make it a durable, compact option for shooters seeking quick-detach capability and a reduced sound signature in a modest footprint.