POLYMER REAR SHOCK EYELET BUSHINGSAUCTION IS FOR TWO BUSHINGS1/2 Inch / 12.7mmI have added an expedited shipping option. If you need these quicker please choose this option. First class mail can take as long as 2-9 days. Email me if you have any questions.FITS FOX, FIFTH ELEMENT, ROCKSHOX, MARZOCCHI, X-FUSION, CANE CREEK AND MANY MORE THAT USE 1/2 Inch DU BUSHINGS. WHY USE POLYMER BUSHINGS? - THEY LAST MUCH LONGER THAN DU BUSHINGS. - OIL OR GREASE FROM SHOCK WON'T DAMAGE THEM LIKE DU BUSHINGS. - MUCH LIGHTER THAN DU BUSHINGS. - WHEN WORN, WON'T DAMAGE PARTS LIKE DU BUSHINGS. WILL I NEED NEW MOUNTING HARDWARE? DU BUSHINGS TYPICALLY WEAR OUT THE ALUMINUM MOUNTING HARDWARE BY CAUSING FLAT SPOTS. IT IS BEST TO START OFF WITH NEW MOUNTING HARDWARE TO ENSURE THE BEST FIT. YOU WILL NEED A BUSHING MOUNTING TOOL THAT CAN BE PURCHASED ON EBAY. USES THE SAME TOOL AS THE DU BUSHINGS.