Hammer
Hammerhead Pearl
PatternStTwCr
Oily:
Medium:
Dry:
Sport:

(1-10 in order of Stroker (ST), Tweener (TW), Cranker (CR))

Coverstock Info
Name:
HK22 - Aggression Pearl
Type:
Reactive Pearl
Box Finish:
500 / 1000 / 1500 SiaAir / Factory Compound
Color:
Onyx / Silver / Yellow
Core Info
Name:
Spheroid
Type:Symmetrical
RG:2.481
Total Diff:0.048
Int. Diff:NA

The Hammerhead Pearl uses the same symmetrical Spheroid weight block as the original Hammerhead from April of 2025. The coverstock has been changed from Aggression Solid on the original to HK22 – Aggression Pearl on this release. The pearlized coverstock is finished with 500/1000/1500 SiaAir and Factory Compound. The Hammerhead Pearl created much more length than the original, which resulted in it covering fewer total boards. We had this ball stronger than the Anger, giving us an option to go to when balls like the Zero Mercy Pearl or Black Widow Mania are too much ball.

Stroker had the best reaction out of our three bowlers on the fresh medium oil pattern. In general, the Hammerhead Pearl was better for us when playing straighter angles, and Stroker is more comfortable when playing that type of line than our other two bowlers. The Hammerhead Pearl offered good length and turned over strongly at the end of the pattern. It allowed him to play straighter than he could with the Black Widow Mania and the Black...

To read the full review, please visit:
https://www.bowlingthismonth.com/bowling-ball-review/hammer-hammerhead-pearl/

Performance Ratings

NameValueComments
Torque
(1-10)
Length
(1-25)
Back End
(1-20)
Total Hook
(1-100)

Strengths:



Weaknesses:



Overall Summary: