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Roto Grip SD-73 Classic bowling ball

Roto Grip

SD-73 Classic

Released December 2006

Heavy OilEarly HookContinuous
Hook strength
10/10

Specs

Coverstock
Sure Grip Solid Solid Reactive
Core
High density cylinder with "flip" block Symmetric
RG
2.510
Differential
0.073
Factory finish
1000 Abralon
Released
December 2006

The oil, hook and strength labels are StrikeStack's estimate from the published specs, not the manufacturer's rating. Specs provided by bowwwl.com.

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