Easton FS400 Fastpitch Softball Bat Easton's FS400 -12 is crafted from 7050 aircraft-grade aluminum. This light, This light, yet strong material enables Easton to create a powerful bat with a light swing weight. Speed is power, and this bat is designed to give players plenty of both. 7050 Aircraft Alloy for fast swing speed. Ultra-thin 29/32" handle with All Sports grip.