The bowling ball has the name "Mustang 300!on it.  The finger holes left is 3/4 inch, the right is 5/8 inches, the thumb is slightly over 7/8 inches  A beautiful vintage bowling ball.    It weighs 15 pounds.  it has a few Knicks as shown in the picture.  Please ignore the Post Office shipping price.  Since we will ship using Federal Express.  The price will be much less than the Post Office.  Please go to our eBay store to see our other vintage bowling balls, bowling bags and other vintage items