-For MLC-S2 VSR Rifle Chassis, AR15/M4 GBB Rifle.
-High reinforced nylon fiber material.
-Vertical grip angle, comfortable to hold .
-Back groove design good for small hand or female user.
-Finger Bump:can support index finger, use finger tip to control the trigger.-
-As thumb rest ,  improved shooting control.
-Extra space can store small item or backup battery.