DFCO Kung Fu Grip Plug - Black - The people have spoken, and THEY listened. DFCO storage PLUG accepts two CR123, AA, or AAA batteries. It also has a slot for a single CR2032 battery, a pocket for a small Allen or Torx wrench, and a slot for a MultiTasker NANO Tool. Specifications: Manufacturer: DFCO Color: Black Weight: 0.7 oz Condition: New Fabric/Material: Rubber Features: Water drainage holes on the bottom Compatible with AR15, M4, M16, AR10, M110, SR25, MCX, MPX 12 degrees grip angle Retro texture