UPDATE 08/12/14: The instant rebate is now $100! Price for the Callaway 11Pc Xtreme Golf Club Set  is $449.99 till 10/05/14. UPDATE 07/12/14: Rebate spotted for the Callaway 11Pc Xtreme Golf Club Set. Price is $499.99 till 08/03/14. PUBLISHED 02/10/14: The Callaway 11Pc Xtreme Golf Club Set is a partial set of high-quality golf clubs.  Please note … Continue reading Callaway 11Pc Xtreme Golf Club Set