StrikeStack
Ball library
Track 920A bowling ball

Track

920A

Released December 2009

Medium OilMid HookAngular
Hook strength
6/10

Specs

Coverstock
HP Gen 3 Pearl Reactive
Core
Modified Leggo Asymmetric
RG
2.570
Differential
0.057
Intermediate diff (mass bias)
0.020
Factory finish
4000 Abralon
Released
December 2009

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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