http://www.all-for-tennis.com/253319/head-graphene-speed-pro-4-38-18x/strung-head-graphene-touch-speed-pro-tennis-racket-4-3-8-djokovic-18x20-315g.html YEARLY 2017-05-18 1 http://www.all-for-tennis.com/236976/head-graphene-speed-pro-4-38-18x/strung-head-graphene-touch-speed-pro-tennis-racket-4-3-8-djokovic-18x20-315g.html YEARLY 2017-04-21 1