Category Archives: Roto Grip

Reviews of Roto Grip Bowling Balls

Roto Grip Berserk Bowling Ball Review with Digitrax Analysis

Is This Ball Deranged? The Roto Grip Berserk is the latest ball to go through our battery of tests. As usual, keep in mind that the coverstock will account for 70% of ball reaction while the core characteristics and drilling will dictate the shape of the reaction. I had the pleasure of testing this ball … Continue reading Roto Grip Berserk Bowling Ball Review with Digitrax Analysis

Roto Grip Defiant Edge Bowling Ball Review with Digitrax Analysis

On the Edge of… We finally get a chance to drill the much anticipated Roto Grip Defiant Edge. As usual, keep in mind that the coverstock will account for 70% of ball reaction while the core characteristics and drilling will dictate the shape of the reaction. Layout: Cranker (Sean Patterson) – 60 x 4 x … Continue reading Roto Grip Defiant Edge Bowling Ball Review with Digitrax Analysis

New Roto Grip Equipment for Summer 2012

Roto Grip has announced its direction for this summer. Firstly, the current naming conventions will be completely changed. For better or worse, the Royal Line, Crown Line, Sword Line, etc. are gone. Well, not the balls but the names. Instead, Roto Grip is moving to a Hook Potential model known as HP. The intention seems … Continue reading New Roto Grip Equipment for Summer 2012

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