This ambidextrous vertical ergonomic foregrip is 1913 MIL-STD picatinny rail compatible, making it suitable for AR rifles and tactical shotguns. For a better grip and weapon retention, the tactical ergonomic comfortable foregrip grip offers a pleasant texture and a sleek vertical foregrip contour. The ergonomic non-slip design is suitable for usage with or without gloves and increases tactical adaptability. The grip's top features a Picatinny Mount and steel bolts. The vertical foregrip is made of Reinforced Polymer Composite Material. It is the best grip for close-quarters combat home defense shotguns and AR-15, M4 Carbine rifles and improves overall weapon control in rapid fire. This black ergonomic foregrip is simple to set up, tighten the two allen bolts to secure the grip to your picatinny rail.