HELLO....HERE IS A LEFT SIDE SPINDLE FOR A  GO KART.  THE SPINDLE IS 1/4'' LONG, BY 3/4'' DIAMETER.  IT IS A NICE JIG WELDED PART.  THIS IS MADE BY NORTHERN INDUSTRIAL TOOLS. IT IS NEW IN THE PACKAGE.  I HOPE YOU CAN USE IT.  PLEASE LOOK OVER THE MANY PHOTOS, AND ASK ANY QUESTIONS THAT YOU MAY HAVE.