Move the needle. The Kryo (-10) fastpitch softball bat delivers unmatched feel, sound and performance and a balanced swing weight to help all types of hitters deliver consistent contact. An all-new patented GO-EX1 Barrel System, centered around a composite gapped wall design and internal disc system, works in collaboration with the groundbreaking XPND End Cap to deliver the largest sweet spot ever on a Louisville Slugger fastpitch bat.