Muzzle Devices

The crush washer is designed for timing non-suppressor mount muzzle devices. JMac Customs™ includes a crush washer or a shim kit with all timeable muzzle devices unless otherwise specified. If you need to purchase an additional crush washer or...

Inspired by the H&K G36 Flash Hider, the JMac Customs™ GFH and GFHC muzzle devices are engineered to reduce muzzle flash and mitigate muzzle rise, enhancing your shooting experience. Crafted from erosion and corrosion resistant 17-4PH stainless...

The 360HD is the latest evolution in JMac Custom's™ Recoil Reduction Device™ (RRD) family of muzzle brakes, designed to meet the needs of serious shooters and professionals alike. Built with durability, ease of...

The 360HD is the latest evolution in JMac Custom's™ Recoil Reduction Device™ (RRD) family of muzzle brakes, designed to meet the needs of serious shooters and professionals alike. Built with durability, ease of...

The ZERO HUB Direct Thread Mount serves as a reliable light weight mounting platform, allowing you to attach compatible devices while maintaining the shortest possible overall length. Designed to mount directly to your muzzle threads, it...

Unlock versatile mounting options with the Wolverine Mounting Adapter, designed specifically for use with our X37 Series devices. This high-quality adapter allows you to effortlessly install a wide range of Omega/Bravo adapters and muzzle devices,...

The 360HD is the latest evolution in JMac Custom's Recoil Reduction Device™ (RRD) family of muzzle brakes, designed to meet the needs of serious shooters and professionals alike. Built with durability, ease of installation, and...

LAF Muzzle Brake The LAF (Loud And Flashy) Muzzle Brake is a unique, large single-chamber design that maximizes sound and flash while effectively reducing recoil and muzzle rise. Constructed from 17-4PH stainless steel with a QPQ...

The FRD is a compact, high-performance flash reduction device with a 1.25" diameter, making it compatible with most 1.3" ID handguards. Its two-piece design allows for easy installation and maintenance, while interchangeable flash cones accommodate...

The Blast Diversion Shield (BDS) was designed as an optional accessory that can be quickly attached to our X-Series muzzle devices and direct the blast, sound, and concussion away from the shooter’s ears.The BDS threads directly onto the external...

This is a new product announcement for 2025, more details to come!

The TP-37 is the perfect addition to your X37 muzzle device. The TP-37 will protect your 1.375-24 threads from potential damage and will compliment the overall look of your device.  Key Features: Thread Pitch: 1.375-24 TLPACK Suppressor...