Hammer
Amp Up
PatternStTwCr
Oily:
Medium:
Dry:
Sport:

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

Coverstock Info
Name:
Overdrive Pearl
Type:
Reactive Pearl
Box Finish:
500 / 500 / 500 / 1500 Abranet / Powerhouse Factory Finish Polish
Color:
Purple / Gold / Green
Core Info
Name:
Power Shot
Type:Asymmetrical
RG:2.48
Total Diff:0.054
Int. Diff:0.013

The Hammer Amp Up is the follow-up release to the Amp. This time, the Power Shot core is wrapped with a pearlized coverstock named Overdrive Pearl.

The extra length and back end from this cover gave our test team the best line to the pocket on our medium test pattern. All three testers took...

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

Performance Ratings

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

Strengths:



Weaknesses:



Overall Summary: