5 length to weight ratio Hybrid construction with ST 7U1+ alloy barrel and composite handle for maximum durability and power Custom Lizard Skins premium performance grip Approved for play in USA baseball 1 year manufacturer's warranty The new Select 718 USA Baseball bat from Louisville Slugger was built for power. It comes with a Hybrid construction - ST 7U1+ alloy barrel, a full composite handle and a new Speed Ballistic End Cap for maximum momentum and power on contact. TRU3 Technology allows for independent movement between the barrel and the handle that controls vibration and provides unmatched feel on contact. TRU3 technology creates a feel unique to each sport and player type. Comes with a 1 year manufacturer's warranty from Louisville Slugger. - -5 length to weight ratio - 2 5/8 inch barrel diameter - Hybrid construction with ST 7U1+ alloy barrel and composite handle for maximum durability and power - Lightweight SBC End Cap design - TRU3 Technology - Custom Lizard Skins premium performance grip - Approved for play in USA baseball - 1 year manufacturer's warranty