This tactical vertical fore-grip has a built-in stable bi-pod .
Steel Inserted Leg
Push the Button to unlock Bipod Legs, and retract the legs by pushing back in.
It mounts directly to Weaver/Picatinny rail systems.
Can be used as a foregrip as well.
Color: FDE Flat Dark Earth
Material: Fiber Polymer
Mount: 20mm, fits most Weaver/Picatinny Rails
Deploy Height: 8 1/2" (22cm)
Length of each leg: 4" (10cm)
Closed Length: 6 1/4" (16cm)
Weight: Approx 6.8 ounce (193g)