This Muzzle Device from KAK Industry is part of the Plan B system in KAK’s AK74-pattern style, bore sized for 7.62x39mm with M26x1.5 left-hand threading, using a taper-then-thread interface for repeatable lockup with Plan B suppressor hubs (KAK Industry part no. 412-2103-022).

Key Specifications

• Sized for 7.62x39mm.
• Cut with M26x1.5 left-hand (LH) threads.
• KAK’s AK74-pattern muzzle device style.
• Uses a taper-then-thread Plan B interface for repeatable lockup and a proper seal.
• Compatible with Plan B suppressor hubs.
• Manufacturer recommends Rocksett and 20-25 ft-lbs of torque for installation.
• Using suppressor brands other than Plan B may void that suppressor’s warranty.
• Part of KAK’s Plan B modular muzzle device lineup.

Frequently Asked Questions

What torque spec does this need for installation? The manufacturer recommends Rocksett thread locker and torquing to 20-25 ft-lbs for a secure, repeatable installation.

Why left-hand threads? M26x1.5 left-hand is a common AKM/7.62×39 muzzle thread convention, and this device is cut to match that thread direction.

Buy the KAK Plan B AK74-Pattern Muzzle Device, M26x1.5 LH

Set up repeatable suppressor mounting on your AK-pattern rifle with this KAK Plan B muzzle device. It ships fast from our Lubbock, Texas gun shop, and our AR-15 muzzle devices selection has more AR-15 muzzle devices.