Check the listing for details. MOSSBERG 835 535 Shell Stop & Interrupter Set 12ga Ulti-Mag 3.5" Used OEM. Color: Blue, Condition: Used. Listed at 15.99 USD. Includes 1 used New style cartridge stop and Interrupter from a mossberg 835 12ga. These are for 3.5" mag 535 and 835 ONLY. Good used condition with some wear from use. See pics We sell used parts unless otherwise described. Used parts may show signs of wear, use and occasional rust For our fixed price listings with quantities, we reserve the best condition parts for those who purchase via Buy It Now. If making an offer, please dont expect the best of the best. You'll receive a perfectly serviceable part it just may not be as pretty. Condition is Used as pictured Look closely at all pics before bidding and ask any questions What you see is what you will receive Gun parts should be fitted/installed by a qualified gunsmith. Your positve feedback earns ours