- A flat washer MUST be used with the factory stock bolt. A washer is included with the stock. The Hogue stock is designed to reuse the factory stock bolt with the addition of the flat washer. - The stock bolt (not included) is a 5 ½”long 5/16” – 18 TPI with a flat washer, available at any quality hardware store, gun parts retailer, or from Mossberg directly. You must use this bolt when changing from a pistol grip or Tamer to a butt stock. Tamers/Pistol grips use a short bolt that is included with the Tamer (no washer needed). - Forend adapter nut may be required for some models. #05020
Does not fit: - 16ga, 20ga, or .410 bore shotguns - 510 Mini - 930 series or any other auto shotgun. - Break open guns - Flex system shotguns