Precision blended cross-linked polyurethane system
High density and maximum resiliency
Synthetic cover provides a nice feel and aesthetic appeal
Seams: Raised
COR: 0.47
Compression: 375 lbs.
Meets all Fastpitch Association Specs.
The athlete must rely on the ball. For fast pitches, skilled fielding, and accurate throws, the Non-AssociationThunder SY Fastpitch Softball is the trusted ball for the dedicated athlete.
![](http://www.unitedsupplycorp.com/modules/search/fancy_modal_img.php?screen_sku=43712Y&screen_title=11" Non-association Thunder Sy Fastpitch Softball - 12 Pack&screen_single_image_enlarged=//unitedsupplycorp.com/images/Dudley/650/43-712Y.jpg&screen_single_image=//unitedsupplycorp.com/images/Dudley/650/43-712Y.jpg)
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