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Columbia 300 Pure Madness bowling ball

Columbia 300

Pure Madness

Released February 2024

Heavy OilEarly HookContinuous
Hook strength
9/10
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Specs

Coverstock
HK22 - ERT Solid Solid Reactive
Core
Craze Asymmetric
RG
2.495
Differential
0.048
Intermediate diff (mass bias)
0.012
Factory finish
500/2000 Siaair Micro Pad
Released
February 2024

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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