From the Crayj military knives collection :
MISSION knives & MAD DOG knives

MAD DOG model SF SKYHOOK prototype # 004

*This knife was designed (1994) as a field knife for Special Forces “counter-sniper”
personnel and it includes the addition of a female hex socket permanently inserted into the knife’s pommel.
This knife was also to serve the special needs of the military pilot.
This knife is a modified version of the PRP Skyhook that was made for Paratroopers, Reconnaissance and Pilots.
*Ref. H. Brett, Waffen Digest 1995 and The Military Knife & Bayonet

From the Crayj military knives collection : MISSION knives & MAD DOG knives

From the Crayj military knives collection :
MISSION knives & MAD DOG knives