Columbia 300 Blur Hybrid Bowling Ball The Blur line has been created to bridge the gap between the Freeze and mid-performance lines. Columbia 300 is all about having fun and throwing tons of strikes and the combined performance and amazing colors of the Blur line delivers both! We are offering the Blur in Solid, Pearl and Hybrid versions in order to provide an option for any condition and any bowler. The Blur features the popular Full Tilt 5.0 that was last featured in our high performance ball, the Full Swing. The Blur core is a new round bulb shape that yields strong numbers and great ball reaction. what you’re looking for when your sanded ball just isn’t getting it done. BOWLING BALL CORE SHAPE BOWLING BALL COLOR , r BOWLING BALL COVER NAME BOWLING BALL CORE NAME DIFFERENTIAL: DIFF (15LB) FLARE POTENTIAL MASS BIAS STRENGTH RADIUS OF GYRATION: RG (15LB) SURFACE FINISH BRAND BOWLING BALL COVERSTOCK TYPE BALL LANE CONDITIONS