SI Type89 J-Comp v2 2.0 .223/5.56 (1/2-28 threads) Jcomp
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The SI JCOMP 2.0 is the classic Type 89 compensator re-engineered and updated for the 21st century. Due to end user feedback, the favorite features of the original are retained, but the J Comp now features increased muzzle rise compensation, and is available in 7.62x39mm and .308/7.62x51mm in addition to 5.56x45/.223. Now also compatible with Oppressor and FerFrans concussion reduction devices.

The J-COMP concept comes from the Type 89 Japanese assault rifle used by the Japan Self-Defense Forces, the Japan Coast Guard's Special Security Team units, and the Special Assault Team. 

Package includes:

  • 1x JCOMP 2.0
  • 1x Crush Washer


  • 2 chamber design greatly increases recoil management
  • Hybrid muzzle brake/compensator
  • Pre-drilled for pinning and welding
  • 1/2"x28 thread pitch
  • for .223/5.56mm
  • Item #: Si-Jcomp

SI Type89 J-Comp v2 2.0 .223/5.56 (1/2-28 threads) Jcomp

Price: $59.47
Sale Price: $52.86
Availability: Out-of-Stock
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