– 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 A 1/2″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. #05020Also fits:- Model 590A1- 835 series 3 A 1/2″ magnum pump shotguns providing adapter nut #05020 is used- Maverick model 88. Forend may require replacement of action bars (slide tube) with 7 A 3/4″ “metal tube” type- Other Mossberg pump shotguns that are copies or variations of the 500.Does not fit:- 16ga, 20ga, or .410 bore shotguns- 510 Mini- 930 series or any other auto shotgun.- Break open guns- Flex system shotguns
Butler Creek Shotgun Plug for 12 / 20 Gauge Shotguns
$9.99
Mossberg 590M Shotgun Magazine 12 ga 10/rd
$97.49
Hogue Shotgun Stocks – Mossberg 500 Combo Forend and Stock 12″ Length of Pull
$59.46 



