New From Columbia 300

Columbia 300’s new Eruption is wrapped in one of Columbia’s most popular cores (Resurgence, 15# RG – 2.46, Diff. - .043) with a new variation of the “New Era Skid Flip” coverstock in Electric Blue / Ultra Violet (finished 800, 1000, 2000, and polished with PowerHouse™ Factory Finish) to give you performance in a mid price ball. Radius of Gyration (RG): 2.46, RG Differential (Diff): 0.043. WWRD 6/23/11 

Columbia 300 unchains the Ransom Demand as the latest edition to its upper-mid performance bowling ball line. Using the “Full Swing” core wrapped in “Super Tilt Solid 2.0” coverstock in Classic Black/Crimson with a factory finish of 800/1000/2000/4000 Abralon. Radius of Gyration (RG): 2.52, RG Differential (Diff): 0.056, Intermediate Differential (Mass Bias): .016. WWRD 8/18/11