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Ultimate Defender bowling ball

Brunswick

Ultimate Defender

Retired
Pro

The Brunswick Ultimate Defender is a hybrid reactive bowling ball with the Portal X core. RG 2.473 and differential 0.054 at 15 lb. No longer made.

Specifications

Coverstock
HK22 - A.C.T. 3.0 Hybrid
Cover type
Hybrid reactive
Core
Portal X
Core type
Asymmetric
Factory finish
500, 2000 Siaair Micro Pad
Color
Violet / Pink / Navy
Weights
16โ€“12 lb
Part number
60-108095-93X
Release date
February 22, 2024
Warranty
Two years from purchase date
Performance
Traction
Reaction Shape Strength
89
Retired Date
November 25, 2024

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Core numbers

Weight
RG
Diff
Int. diff
16 lb 2.489 0.046 0.013
15 lb 2.473 0.054 0.015
14 lb 2.498 0.054 0.015
13 lb 2.597 0.041 0.014
12 lb 2.593 0.041 0.014

Core: Portal X

Ultimate Defender 16-14 lb Core with callout
16โ€“14 lb
Ultimate Defender 13-12 lb Core with callout
13โ€“12 lb

Balls like the Ultimate Defender

Current balls from any brand with the closest RG, differential, cover and lane condition: an alternative, or a second ball that reacts alike.

Compare with the closest three