Fits Mossberg 500, 590, 835 and Maverick 88 shotguns. These stocks are made of the same fiber filled polypropylene as all of our black stocks. The bright Orange of our less than lethal firearm stock gives quick recognition for police officers. Mark 5 stock use the adjustable length of pull spacer system. Our forends only fit the Mossberg shotguns that have the steel tube in the center that the action bars are welded to. If your forend is held to the action bars by pins and there is no steel tube in the center of your forend when it is removed from the action then our forend will not fit your gun.