Handgun Attachment Kit (HAK)
Handgun Attachment Kit (HAK), Our Handgun Attachment Kit (we call the HAK) is the combination of our handgun attachment as well as our three magazine attachments for the Gigabyte, Bronx, Bureau, and Byte. What's included: Handgun Retention Kit Muzzle Retention Piece Grip Retention Piece 4 Slot Magazine Holder The HAK was updated on 5/5/23.