Description

The Yankee Hill Machine Fat Cat is a compact suppressor designed for 5.56 NATO applications. It features a 17-4 stainless steel body with a heat-treated 718 Inconel blast baffle and is rated for full-auto use. With the Mini sRx mount installed the unit measures 4.50 inches overall and is built to reduce blowback while producing a lower tone. The Fat Cat includes the Mini sRx mount and two suppressor tools.

Key Specifications

• The caliber is 5.56 NATO.
• The mount is a Mini sRx adapter with 1-3/8-24 HUB interface.
• The length with the sRx adapter installed is 4.50 inches.
• The diameter is 1.94 inches.
• Construction uses 17-4 stainless steel with a 718 Inconel blast baffle.
• The suppressor is full-auto rated.
• The thread pattern is 1/2×28.
• The listed average sound pressure at the muzzle is 141 dB.
• The finish is Black Nitride.
• The stated minimum barrel length for 5.56 NATO is 10 inches.

Engineered for compactness and durability, the Fat Cat balances internal volume and short overall length to deliver a lower tone in a small package. Its robust materials and full-auto rating make it suitable for demanding use, and the included Mini sRx mount and tools simplify installation and maintenance.