I have 1 new MP99 and 2 used MP99 for sale New MP99 3U G5 is strung with BG66 at 25lbs. The serial number: 201274SP The other number is 7336977. Here are some pictures. $140 USD 2 Used MP99 3U G5 are string also with BG66 at 25lbs. One racket has the purple strings. The serial number: 201274SP The other number is 7336986 There are 3 minor paint chips as shown. $100 USD Oe racket has white strings. The serial number: 050974TH The other number is 7115426 There are 4 chips as shown. $75