The Strike Industries JComp Gen 2 (brand part number SI-JCOMP2-308/7.62) is a Black steel compensator built for .308 Win/7.62x51mm NATO AR-10 platform rifles. Strike Industries re-engineered the classic Type 89 compensator design, originally developed around the Type 89 Japanese assault rifle used by the Japan Self-Defense Forces, the Japan Coast Guard’s Special Security Team, and the Special Assault Team, and updated it with increased muzzle rise compensation for the 21st century. It’s also built to work with Oppressor and FerFrans concussion reduction devices for shooters running a fuller muzzle device setup on an AR10.

Key Specifications

• Machined from Black steel.
• Threads onto a standard 5/8 inch-24 tpi muzzle.
• Sized for .308 Win/7.62x51mm NATO AR-10 platform rifles.
• Measures 2.55 inches overall length.
• Body measures 0.87 inch in diameter.
• Bore measures 0.34 inch in diameter.
• Delivers increased muzzle rise compensation over the original Type 89 design.
• Compatible with Oppressor concussion reduction devices.
• Compatible with FerFrans concussion reduction devices.
• Re-engineered from the classic Type 89 compensator design.

Frequently Asked Questions

What thread pitch does this use? A standard 5/8 inch-24 tpi muzzle thread.

Does this work with a concussion reduction device? Yes, it’s compatible with both Oppressor and FerFrans concussion reduction devices.

Does this fit an AR10? Yes, it’s built for .308 Win/7.62x51mm NATO AR-10 platform rifles.

Buy the Strike Industries JComp Gen 2 Compensator – .308/7.62 NATO, Black Steel

Tame muzzle rise on your AR10 build with a compensator rooted in decades of proven design. Order it from our Strike Industries lineup, part of our AR muzzle devices selection, at our Lubbock, Texas gun shop for fast, direct shipping.