Proton PhysiX 25th Anniversary

Storm Proton PhysiX 25th Anniversary bowling ball photo

NeX Solid Reactive Coverstock

Atomic Asymmetric Core

16 lb 15 lb 14 lb 13 lb 12 lb
RG 2.48 2.48 2.53
Diff 0.054 0.053 0.052
Length 25% 25% 56%
Flare 87% 84% 82%



  • Factory Finish:
    2000 Grit Abralon