Constructed using a one-piece aluminum alloy design

Zippered pockets

The shell is constructed with high impact resistant ABS plastic

This is a great bat to own and it has lots of life left in it

This Fastpitch Softball bat is approved by ASA

New, Other Easton BB17ZSW 31/28 Z-Core Speed Whiteout Baseball Bat 2017 Wht 2 5/8 Size:31/28 Constructed using a one-piece aluminumThe 2017 Z Core Speed Limited is beyond incredible. Fulfilling the rigid standards required by BBCOR, this bat was created for players looking for an evenly balanced bat without sacrificing power. Crafted using a one piece durable HMX design combined with Z Core technology, this bat is guaranteed to provide low swing weight, fast swing speeds, and one of the largest barrels in baseball giving it an incredible sweet spot that gives off a ping sound you