Hammer Maximum Effect Novelty - Attitude We used a hybrid version

We used a hybrid version of HK22-Cohesion to create the ideal ball reaction for meeting our goals with this ball

Lightweight and cool cotton canvas upper

* Product Note: 12 and 13 lbs models of this ball use an alternate core that is different from the heavier models

it also creates a consistent reaction time and time again thanks to the displacement and absorption of oil

The SST 6 Hybrid BOA features our Hybrid toe protector for longer wear

Hammer Maximum Effect Novelty - Attitude We used a hybrid versionHammer Maximum Effect Upper Mid Performance Bowling Ball You asked for more, now get ready for Maximum. The Maximum Effect is the biggest, boldest ball yet in the wildly popular Effect line, built specifically to give you the Effect ball motion you love, but on heavier conditions. For the first time, weve combined our HK22 Cohesion cover with CFI (Carbon Fiber Infused) technology, creating unmatched traction and power on medium to heavier conditions.