Roto Grip Bowling Balls
Roto Grip has been around since the late 1960's making solid bowling balls. When sales slowed down in the 1990's they were bought by Storm in 1998. Since then, Storm has manufactured the balls for Roto Grip with the first being the infamous SD-73 known as the "The Ball Banned from the PBA Tour"
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 12lb Roto Grip Defiant Bowling Ball Price: $154.95 Time Left: 51m 
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 13lb Roto Grip Defiant Bowling Ball Price: $154.95 Time Left: 51m
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 14lb Roto Grip Defiant Bowling Ball Price: $154.95 Time Left: 51m
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 15lb Roto Grip Defiant Bowling Ball Price: $154.95 Time Left: 52m
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 16lb Roto Grip Defiant Bowling Ball Price: $154.95 Time Left: 52m
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 Roto Grip Rising Star Bowling Balls 15lb Price: $104.99 Time Left: 7h 46m
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 Roto Grip Rising Star Bowling Balls 12lb Price: $104.99 Time Left: 7h 46m
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 Roto Grip Rising Star Bowling Balls 16lb Price: $104.99 Time Left: 7h 46m
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Roto Grip's Alliance bowling balls boast of being the ultimate in high performance technology. It puts together the best design processes with results from extended research. It is made with a dynamic asymmetrical weight block in the core which is patented in the Pinnacle design.
This high performance ball is covered by a pearl reactive Armor coverstock that creates a powerful combination of hook coming from the foul line on to the pin deck. Roto Grip bowling balls have a number of other high performance bowling balls in its product line up as well.
