B&T Short QD Foregrip Black. The grip is hollow and can be used as a storage compartment after unscrewing the bottom lid. Thanks to the QD mount the grip can be dismounted from the NAR/Picatinny rail of the rifle quickly. Specifications for B&T Short QD Foregrip: Manufacturer: B&T Gun Make: Universal Gun Type: Pistol Gun Model: Universal Material: Polymer Base/Mount Type: QD mount Height: 87 mm Weight: 90 g Mount: Polymer Base Grip Type: Pistol Grip Fabric/Material: Polymer Package Contents: B&T Short QD Foregrip B&T BT-211564-BL: Short QD Foregrip Black