Rare Tom Kuhn Custom Silver/Blue SB-2 In Original Box + Extras See Pictures !Information from Duncan Yo Yo Museum : Type ProductionShape ModifiedAxle BearingFinish PolishedColor Polished Display Multi-piece NoneDiameter 56 mmWidth 26 mmGap FixedWeight 48 gmCondition Excellent Date 1990In 1987, Tom Kuhn and Don Watson began research and development on a playable, high performance yo-yo to surpass the original Tom Kuhn Silver Bullet. After three years and the release of 39 pre-production prototypes known as the Turbo-Yo in the summer of 1990, the Silver Bullet 2 or SB-2 made its debut Novembe... |