Ithaca Shotgun Forend Removal Tool Compatible With Most Pump Action Shotguns. Includes: Two 4Mm Thick Interchangeable Acrylic Shields. This Shotgun Forend Removal Tool Is All Steel Contruction With Black Oxide Finish. Easily remove the forend from most Ithaca shotguns, Mossberg 500/590, Maverick 88, Remington 870 and Winchester Defender (1200/1300) shotguns and clones 12Ga only.