Category Archives: Roto Grip

Reviews of Roto Grip Bowling Balls

Roto Grip Shooting Star Bowling Ball Review

Roto Grip’s Shooting Star! Our latest tester, Karen Collura, is testing the Roto Grip Shooting Star. Karen is a 3-time USBC Womens’ Titlist in the classic division. She is also a 4-time Canadian National World Cup Titlist among other accolades. She is a low speed, rev dominant bowler. The ball was drilled by Eric Deaton … Continue reading Roto Grip Shooting Star Bowling Ball Review →

Roto Grip Critical Theory Bowling Ball Digitrax Analysis Review

Kyle Hartzell of BowlerX and Eric Filipovits test the Roto Grip Critical Theory. The testing was performed on a medium house tapered shot. Kyle launches the ball just over 17 mph and the ball enters the pocket at 16 mph. He’s targeting 19 out to about 8 at the breakpoint of about 42 ft. Kyle is … Continue reading Roto Grip Critical Theory Bowling Ball Digitrax Analysis Review →