Hammer Black Widow Viz-A-Ball Bowling Ball size 6.5 Velcro strap closure provides a

Velcro strap closure provides a secure fit while allowing easy removal between frames

CMEVA outsole for a light fit

This cover is wrapped around the proven Results core to produce unprecedented hook as well as recovery

Athletic breathable upper mesh

This proven core shape is paired with the newest cover from Storm

Hammer Black Widow Viz-A-Ball Bowling Ball size 6.5 Velcro strap closure provides aHammer Black Widow VIZ A Ball Bowling Ball With a performance core get the Hammer Black Widow Viz A Ball. This is the first one with performance core. Just like the other performance Black Widow balls this one is also with plastic and contains iconic Gas Mask core. It will give you more hitting power. It's a powerful spare ball while on a dry lane. Keep it in your arsenal! Featuring: Black Widow Coverstock: Polyester Core: Gas Mask Finish: Crown