Louisville Slugger 2026 Kryo Thundernight (-11) Fastpitch Softball Bat - 30"/19 oz GO-EX1 Barrel System: Incredible performance, feel and sound on every swing, thanks to a high-performance gapped wall composite construction, paired with a durable internal disc system and the patented XPND end cap. VTX Connection System: Allows for independent movement between the barrel and handle for a best-in-class feel with less vibration on contact. Patented XPND End Cap: Innovative patented design that creates a pivot for the barrel to float on, improving performance and feel toward the end of the barrel. Balanced Swing Weight: An easy-swinging, balanced feel through the zone, helping all types of players deliver maximum pop.; Premium LS Pro Comfort Grip : Applied to the handle for the added tack and cushion players love, improving comfort and bat control.