The Columbia 300 Top Speed bowling ball is great for medium to heavy oil. It is the first Columbia 300 ball to feature the exciting HK22. The Columbia 300 additives from the Formula 1 cover were combined with the HK22 base material, creating a shiny pearl version of the high-performing Speed, and now offers easier length and more recovery.
The Hammer 3D Offset Attack is a great ball for medium to heavy oil. This is the first ball in the Hammer line to include the new HK22 Coverstock. This brand new coverstock creates a shiny ball that hooks in oil.
The Brunswick Defender Hybrid is one of the best bowling balls for house shots and lower speed players. It is the first ball to include the new HK22 Coverstock. This brand new coverstock creates a shiny ball that hooks in oil.
