Used Easton SYNERGY Flex CNT Slowpitch 34 26 Softball Bat! 2 1 4" Barrel White Gold Seamlessly attaches to the back Fastpitcxh Seamlessly attaches to the back of your GoPro to extend battery life Features 15% more battery life than the previous model Perfect for any application where you need extended battery life Compact design keeps your GoPro as small and light as possible LCD window displays battery level or charging status LED light displays recording status Can be charged with most standard USB chargers Wide open top allows easy access & ISF Addition of CNT carbon nanotube technology strengthens composite structures 5" extended barrel longer barrel equals longer sweet spot New patent pending Extended Flex™ design lengthens the sweet spot by increasing the barrel flex towards the contour and end of the bat to allow maximumperformance across the entire barrel Hot 98 MPH Performance Patent pending IMXTM Integrated MatriX technology optimizes the relationship between materials