YOU ARE BIDDING ON A PROP DRIVE WASHER &THRUST WASHER FOR SS25-SS30 &.SS.25EX-SS30EX. THIS IS THE NEW ANODIZED ONE  THIS IS FOR BUSHING TYPE CRANK!!!!!!Check out my other items!Be sure to add me to your favorites list! I  HAVE ALL TYPES OF OS & ENYA C/L VENTURIS & NVA FOR SALE OR ON AUCTION.IF YOU DONT SEE IT ASK.SEE MY OTHER AUCTIONS FOR PARTS.WILL COMBINE SHIPPING