Brunswick Ultimate Defender Bowling Ball - High Performance Reactive Resin for Strikes & Spares | Perfect for League Play & Tournament Bowlers

PERFORMANCE INDEX:

PRO:
Brunswick’s most advanced technology. The strongest core and cover combinations we offer.

TRACTION:
Balls that hook earlier on the lane providing more hook on oilier conditions or for bowlers with lower rev rates. Balls with higher numbers will have more overall hook.

REACTION SHAPE STRENGTH: 89
The higher the number the stronger the reaction shape – with 1 being the least and 100 the most.