Roto Grip’s latest pieces Check out the video:

The Hyper Cell Skid Makes a Statement! First Impressions This ball is really strong and punchy! A ton of people are going to like this one… Our Testers: Matt Tweener: 360 rpm PAP: 5 3/16 & 1/4 up Axis tilt: low-medium Axis rotation: >45 degrees Layout: 55 x 5 x 40 Keep in mind that … Continue reading Roto Grip Hyper Cell Skid Bowling Ball →

The Unhinged Expands the Versatile HP3 Line… First Impressions The Unhinged brings a very clean look up front with a smooth and punchy move. Beautiful ball! Our Testers: Shaun English – 230 avg Power Stroker: 405 rpm PAP: 4 5/8 & 1/4 up Axis tilt: low-medium Axis rotation: >45 degrees Layout: 45 x 4.5 x … Continue reading Roto Grip Unhinged Bowling Ball Review →

The Sinister is Evil! First Impressions The Sinister is going to be another hit for Roto Grip. It’s big hook and strength overpowers fresh oil patterns. Our Testers: Eric Erb is a top junior bowler in the PJBT (Pennsylvania Junior Bowlers Tournament) Power Player: 450 rpm PAP: 4 3/4 & 1/2 up Axis tilt: low-medium … Continue reading Roto Grip Sinister Bowling Ball Review →

The Hysteria is Hysterical! First Impressions Amaaaazzziiinnnggg!!! Our Testers: Eric Erb is a top junior bowler in the PJBT (Pennsylvania Junior Bowlers Tournament) Power Player: 450 rpm PAP: 4 3/4 & 1/2 up Axis tilt: low-medium Axis rotation: >45 degrees Layout: 40 x 4.75 x 50 Coach T is an awesome lefty bowler 🙂 Stroker: … Continue reading Roto Grip Hysteria Bowling Ball Review →

Roto Grip brings back the Nucleus core and puts it in the MicroBite cover. This is one beast of a core and it’s return is fitting. First Impressions I’m thinking this is definitely the strongest bowling ball I personally have. I’m going to need some oil or play deeper to keep this ball in play. … Continue reading Roto Grip Hyper Cell Bowling Ball Review with Digitrax Analysis →

Roto Grip is set to release the new Totally Defiant in August. This ball continues to use the awesome Paragon core while utilizing the 74MH Pearl cover. We’ll be reviewing it with Digitrax and give you an idea of how different it is from the Defiant Edge. In the meantime, check out our video review.

Roto Grip releases the new Deranged in August. The Deranged is the second ball in the HP3 line to use the Middle Roll 70 core. While we work on Digitrax and the ball review, check out the video.

Normal Function Disrupted   Our testers: Stroker: Eric Deaton (275 rpm) Tweener: Jeff Dalton (300 rpm) Tweener: Norm Santos (350 rpm) Cranker: Sean Patterson (565 rpm) Eric Deaton, Storm Staffer of Strike Mor Pro Shop drilled our test equipment. This pin up layout is fairly typical and generally allows for a ball that gets into … Continue reading Roto Grip Disturbed Bowling Ball Review with Digitrax Analysis →

A Wicked Soul! Our testers: Stroker: Eric Deaton (275 rpm) Tweener: Jeff Dalton (300 rpm) Tweener: Norm Santos (350 rpm) Cranker: Sean Patterson (565 rpm) Eric Deaton, Storm Staffer of Strike Mor Pro Shop drilled our test equipment. This pin down layout is fairly typical and generally allows for medium transition to roll with slower, … Continue reading Roto Grip Defiant Soul Bowling Ball Review with Digitrax Analysis →

Will it Shatter the Pins? Remember that coverstock accounts for 70% of ball reaction, but the core will create the dynamic shape. Your drilling will alter the shape to suit your game and conditions you bowl on. Our tester: Coach T (Tweener, 350 rpm) : 80 x 5 x 70 This layout is intended to … Continue reading Roto Grip Shatter 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 →

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 →

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 →