A panel attachable to a firearm rail including an elongated body with a top side, an opposed bottom side, a front end, and a rear end. The front end and the rear end each includes at least one aperture extending through the top side to the opposed bottom side of the elongated body. The panel also includes a gripped surface on the top side of the elongated body and a slot extending through the top side to the opposed bottom side. The slot is configured to receive a firearm accessory.