PBA Approval Date
Release Date
Discontinued
The Black Widow Pearl features the High Mass Bias Gas Mask core with flip block and the Violent Reactive Pearl coverstock to provide more length and more aggressive breakpoint on medium oil lane conditions. Black Widow Pearl is a great compliment to the original Black Widow.
Factory Finish
4000 Polished
Violent Pearl Coverstock
Type
Pearl Reactive
Gas Mask Core
The Gas Mask core is the most iconic weight block in bowling. It is known for its large flare potential, versatility amongst bowling styles and its backend bite.
Core Type
Asymmetric
16 pounds
RG
2.510
Diff
0.048
MB Diff
0.015
15 pounds
RG
2.500
Diff
0.058
MB Diff
0.016
14 pounds
RG
2.500
Diff
0.056
MB Diff
0.016
13 pounds
RG
2.589
Diff
0.043
MB Diff
0.011
12 pounds
RG
2.612
Diff
0.043
MB Diff
0.011