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COVERSTOCK: R4S™ Hybrid Reactive
the NRG™ Hybrid ensures the Bionic performs whenever and wherever you need it
Warranty Two years from purchase date Release Date February 19
Hardens in 5 minutes
Hammer NU 2.0 Hybrid Coverstock COVERSTOCK: R4S™ Hybrid ReactiveNU 2. 0 All Business. No Urethane. No flash. No frills. Just pure performance. The NU 2. 0 is the latest evolution in Hammers Not Urethane line, designed for bowlers who love the control and shape of urethane but need more strength and versatility. Poured in a clean, matte grey that reflects its workhorse mentality, the NU 2. 0 features NU Active, a new coverstock thats slightly more aggressive than the original NU Blue. This formula provides slightly