Balls by Performance Level

RAW POWER AND PERFORMANCE! We’re Hammer, and we’re not going to do things like everyone else, thus, the Raw Hammer series. The difference with these balls is, we took performance and being unique into account. This series was...

PICK UP A NEW OBSESSION! The Obsession and Obsession Tour have the same core shape; however, the Tour edition differential is .016 points lower, creating less flare, less hook, and a more controllable reaction compared to...

PICK UP A NEW OBSESSION! The Obsession and Obsession Tour have the same core shape; however, the Tour edition differential is .016 points lower, creating less flare, less hook, and a more controllable reaction compared to...

Powered by the same mildly asymmetric Rondure™ Core as one of the hottest balls on the planet, the Rubicon UC2 (Ultimate Concept 2) showcases our latest eTrax™ pearlized coverstock formulation which automatically thrusts this ball onto the...

REVERED BY HAMMER FANS. SEMTEX NE PEARL COVERSTOCK The Web M.B. (Mass Bias) booms on the backend, its shiny finish and easy length create a perfect match with the Black Widow 2.0. The cover is a familiar and popular Semtex base, found on...

Dating back to the mid-1950’s, there is a reason Roto Grip is often referred to as the “Original High-Performance Bowling Ball Specialists.”   Our latest asymmetrical creation continues that tradition with the development of the...

Given the success of the original IDOL™ and IDOL™ Pearl by players of all skill levels, most noticeably PBA Superstars Kris Prather and Anthony Simonsen, it was only a matter of time before we morphed these two legendary balls together to...

ALL-AROUND GREAT BALL REACTION! The Web Tour was one of those all-around great ball reactions that everyone liked, and we are excited to follow it up with the new Web Tour Edition Hybrid. The hybrid version offers the same characteristics as the...

WELCOME TO THE POINT OF NO RETURN... CORE... A drastic departure from our traditional symmetrical core or symmetrical weightblock designs in the HP3 line, the asymmetrical Rondure™ Core was developed to increase overall ball motion throughout...

ATTITUDE IS EVERYTHING! CORE...  From conception to present day, the Neutron NXT Core stands to be one of, if not these most performance in its price point. Medium to higher RG provide tumble and length, while the medium core differential...

THE FUGITIVE SOLID IS JUICED! JUICED SOLID Juiced Solid is an extremely responsive coverstock. Combined with a 500, 2000 Siaair Micro Pad finish, you can expect strong overall hook. FUGITIVE CORE The Fugitive Core is a low RG...

IT'S TIME FOR REDEMPTION! AGGRESSION NE HYBRID The Redemption Hybrid is a shiny version that fits perfectly between the Solid and Pearl, adding more overall hook for a shiny ball, and it looks great. REDEMPTION...

CORE... Inside you will find the now famous Hustle™ Core which measures in at more of a medium rg number. Not too high and not too low, it measures in just right. While the core differential measures in at a lower value for more control down lane...

The Fugitive is Hammer's newest mid-performance release. This delivers with a strong skid-flip motion and works excellent on broken down lanes. The Fugitive's red and silver colors pop going down the lane, especially when it makes the turn at the...

AGGRESSION NE PEARL The Aggression NE pearl cover makes its way through the heads easily and has a sharp break point. Hammerheads will love the Redemption Pearl when the Redemption Solid has burned up the lane and you...

AGGRESSION NE SOLID Aggression NE solid creates more flat out hook than we've ever seen. Combined with a 360/500/2000 sanded finish, you can expect extreme traction in heavy oil and great continuation down lane. REDEMPTION...

THRIVE IN THE WASTELAND... CORE... Inside you will find the forever famous Nucleus™ Core. By far the most versatile asymmetrical core design ever created. No matter how it is drilled, or how you toss it down the lane, this core always gets into...

ROTO GRIP UFO Core: E.T. Core = Equalizier Technology Core...This space aged creation was developed with built in cavities to emulate the use of an extra hole since as of August 2020 the USBC deems them illegal. The built in "Equalizier Cavities"...

Wild Streak Core: Creating the Mutated Rotary weight-block was a long time coming. After countless requests to reintroduce weight-blocks of the past, it was time to configure a new higher RG symmetrical shape in order to produce more length and...

Roto Grip MVP Pearl Core: First used in the original MVP, the Neutron NXT Core has quickly gained credibility by all who have tossed it. With the higher RG value and medium diff, this core produces plenty of length and plenty down lane motion no...