IDAHO FALLS — First there was CrossGrips. Then RYZE-UPS. Now there's HYPERBELL and, by the looks of a Kickstarter campaign, the three-in-one dumbbell converter is a massive success. Rigby, Idaho native and Utah resident Ethan Abbott is behind all three fitness products launched within the past few years. Each is designed to "maximize your workout, while minimizing the amount of space and money you spend." HYPERBELL is a polycarbonate clamp that attaches to any dumbbell and connects to a bar or kettlebell handle. Polycarbonate is the same material used in bulletproof glass and police shields...