Remington Magazine Extension Kit For 18 Inch Barreled Model 870 Adds 2 Shots Parkerized Out of stock. Check back later... Price: $54.95 Notify me when this item is back in stock (log in required) Description Details Reviews Shipping info This 870 12 gauge +2 magazine tube extension kit reliably increases your shotguns capacity. Parkerized Includes Spring and Extension Made in the USA UPC: 047700194202Manufacturer: RemingtonModel: 19420Caliber: 12 gaCategory: Magazine Add-onsOtherStock: 0Unit/Measure: ea This item may be shipped directly to your home address, unless you live in a restricted state.