KAC Forward Pistol Grip.
Waterproof compartment large enough to store two 3V/AA/ or 1.5N batteries that takes the place of your existing KAC Vertical grip insert.
YHM Quick Action Grip.
This grip is actuated with the push of a button. It locks securely in the folded and battle-ready positions. Designed to function properly even under strenuous military use. Installs easily on any picatinny rail with the use of the supplied socket head cap screw.