Page 860 - Complete Krav maga : the ultimate guide to over 250 self-defense and combative techniques

2–3. Grab the weapon’s barrel and turn it sharply away from you, more or less
parallel to the ground. Immediately bring your left hand up and under to the
hammer portion of the weapon, building a “wall” to maintain control.

Maintaining control of the weapon throughout, immediately front kick to the
groin.