YHM Fat Cat 556mm Rifle Suppressor with SRX Mount
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Goes to a Class 3 dealer
Needs an ATF Form 4, a $200 tax stamp and an approval wait. The dealer's fee is on top.
Yankee Hill Machine
Overview
The YHM Fat Cat 556mm Rifle Suppressor is designed specifically for 5.56 NATO caliber firearms, effectively reducing the noise signature of your shots while maintaining accuracy and reliability. With the sRx mount, it offers a secure attachment to your rifle, ensuring consistent performance during use. This suppressor is commonly found in tactical and precision builds where sound reduction and enhanced shooting discretion are priorities.
Specifications
YHM Fat Cat 556mm Rifle Suppressor with SRX Mount
Available Merchants(4)
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August 2026 on GunPartPicker
YHM Fat Cat 556mm Rifle Suppressor with SRX Mount ranked #23 of the 179 suppressors builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since March 2026. All time, it ranks #38 of the 385 suppressors builders have added. Builds with this suppressor are nearly all chambered in 5.56 NATO, nearly all on carbine-length gas, and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today 3 of the 4 retailers we track have it in stock. It dipped to $571.55 at KY Gun Company for a stretch in August 2026, under its usual $589.99 to $609, so sales do come around. Buying today, the lowest price is $589.99 at GritR Sports.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Frequently Built With
The part most often added in each category by the 13 builds that include this one
Radian Raptor Charging Handle & Talon Safety Selector Combo - OD Green
PSA AR-15 Blem "Stealth" Stripped Lower Receiver
BCM GUNFIGHTER Picatinny Vertical Grip Mod 3 - Black
Bravo Company Manufacturing Standard Carbine Upper Receiver Group - MCMR-10 Handguard - 11.5"
Bravo Company M16 Bolt Carrier Group Black
Daniel Defense Collapsible Buttstock - Black
Builds Featuring This Part
See all 2 →Builds in the community that include the YHM Fat Cat 556mm Rifle Suppressor with sRx Mount
| Build | Parts | Total |
|---|---|---|
 | 14 | $2476.77 |
 | 12 | $2268.30 |
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