Maybe one of these similar products would be of interest:-

Hammer Black Widow Mania Bowling Ball

Hammer Black Widow Viz-a-Ball Bowling Ball - 15 lb New No Box / Original Package

14, or 15lb Hammer BLACK WIDOW 3.0 SOLID Reactive Bowling Ball BLACK/ORANGE

NIB 15# Hammer Black Widow Mania Bowling Ball - 15.3/4-5" Pin/3.10oz TW

NEW IN BOX! Hammer Black Widow Mania Bowling Ball 15lb 3oz