Brunswick Quantum Bias Pearl
Retired
Cover
ECA-XR Pearl
Factory finish
500 Siaair, Compound
Color
Ultramarine
Core (15 lb)
Quantum Mushroom
R.G. / Differential / Bias
16 lb2.5220.0520.013
15 lb2.5630.0520.013
14 lb2.6420.0440.010
Release date
March 5, 2019
Balls with the same cover
This is the only ball in the Bowlidex with the ECA-XR Pearl cover.
Balls with the same core
These balls have the same 15-lb Quantum Mushroom core as the Quantum Bias Pearl:
NameCoverReleased
Brunswick Quantum Bias SolidQuantum Bias Solid
Brunswick
ECA-XR
Solid
Aug 7, 2018
From the manufacturer

Our ECA-XR Pearl coverstock combined with the Quantum Mushroom High RG Asymmetric core gives strong hooking motion with excellent pin carry on medium lane conditions.

Official site
Read more at brunswickbowling.com
Status
Retired. This ball is no longer produced by the manufacturer, but it may still be available at pro shops and online retailers in limited weights.

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