DUCATI BEVEL 750 ROUNDCASE ENGINE MODELS ONLY -750SS/750 SPORT BEVEL TWINS FINEST UPGRADE HAS INTERNAL MAGNET-SEEN ON THE HEXAGONAL PART ON 3RD PICTURE TO CATCH SWARF AND CONTAIN IT IN THE CIRCULAR PART SO CAN BE SRRIPPED AND SWARF REMOVED AT SERVICE VITAL UPGRADE ITEM TO SOLVE THE VERY CRUDE FILTRATION SYSTEM AND SWARF CIRCULATING ON THESE ENGINES -ALSO TO AVOID DISTORTED FILTER DUE TO HOT OIL AND TWISTED FILTER SYNDROME NEVER USED -PLEASE ASK ANY QUESTIONS BREFORE PURCHASE AS STRICTLY NO RETURNS POSTAGE £5.00-EUROPE £10-AMERICAS £11-REST OF WORLD £22