The TAL-4 Tactical Vertical Foregrip is designed to provide improved hold on your weapon and more comfortable use of pressure activated devices with the dual sided optional slots.
Advantages:
Quality non-slip design
Double side pressure switch housing
Water proof anti rattle storage compartment for two CR123 or AA batteries
Both quick release mechanism and a secure bolt locking system
Designed to fit on all 1913 Picatinny rails
Durable & Lightweight fiberglass reinforced polymer construction
User installed-no modification or gunsmith required
Available in black, olive drab green or desert tan
Compatibility:
All 1913 Picatinny or weaver rails (Min' 65mm long)