Columbia Spoiler Alert $175-$200 A dense flip block is

A dense flip block is added to the core body that moves mass away from the center of the ball

The KR Fast Double Tote bag easily holds 2 bowling balls and a pair of shoes

Core: Gear™ Symmetric

Reaction: Skid/Flip with Angularity

The Roto Grip Hyped Pearl introduces the Hyped core which features a low RG

Columbia Spoiler Alert $175-$200 A dense flip block isThe Columbia 300 Spoiler Alert bowling ball uses the Spoiler core and Reflex Pearl coverstock to ease its way through the front part of the lane and then react quickly at the backend on medium oiled lanes. Color: Orange Red White All colors do vary somewhat from the picture shown Core: Spoiler Coverstock: Reflex Pearl Finish: 500 1000 Abralon Polished w Powerhouse Factory Finish Polish Reaction: Length w Strong Backend RG: 2. 52** Differential: 0.