Hammer Black Widow Viz-A-Ball Bowling Ball Weight:13 lbs. Core: Symmetrical

Core: Symmetrical

Front accessory pocket

Holds up to size 13 shoes

OnTheBallBowling Norm Duke Bowling Ball

Upright storage protects shoes

Hammer Black Widow Viz-A-Ball Bowling Ball Weight:13 lbs. Core: SymmetricalHammer 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