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 RST Core which produces consistent core torque and energy transfer down lane where it is needed most.
From there we formulated the most versatile MicroTrax Hybrid Coverstock to date which produces optimum responsiveness to both oil and friction.
It’s ok, you can thank us later!
MicroTrax Hybrid Coverstock
Our MicroTrax (Micro Nanoparticle Traction) Hybrid Coverstock creates a larger than average footprint in oil, while still providing above average responsiveness to friction down lane thanks to its overall chemical structure. This version of hybrid technology is far and away our most aggressive due to the nanoparticles helping to provide greater peaks and valleys in the overall surface profile.
Bottom line, this coverstock technology just flat out crushes in terms of performance. Featuring a 100% nanoparticle load, this hybrid concoction provides midlane traction and response to friction while maintaining its surface profile over a longer period of time to ensure you get maximum performance each and every time. And just like the hybrid version, the hybrid version displaces oil at the highest rate of any of our pearl covers. Basically, think of it as added forgiveness on those not-so-great shots off your hand.
Engineered for Medium/Heavy to Heavy Oil Conditions
Roto Star Tour (RST) Core
Professional bowlers like to see continuous motion down lane with minimal deflection as the ball enters the pocket due to their rev rates usually being on the higher side. This logic was the basis of development by the R&D team as they looked to create a core that would maintain dynamics after drilling in order to maintain a higher level of core torque down lane. The larger mass at the base of the core does indeed create that. Especially since when drilled, the thumbhole will always end up near the bottom of the void area not to affect the bottom mass of the core all that much. Thus, making this core a “Tour Level” type core design.
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Ball | Brand | Comparison Grade | Coverstock | Factory Finish | Core | RG | Diff | MB Diff | US/Overseas Release | Discontinued | |
---|---|---|---|---|---|---|---|---|---|---|---|
RST X-1 | MicroTrax HybridHybrid Reactive | 3000 Abralon | Roto Star Tour (RST)Asymmetric | 2.530 | 0.053 | 0.016 | |||||
RST X-3 | A- | MicroTrax HybridHybrid Reactive | 4k Fast | Roto Star Tour (RST)Asymmetric | 2.530 | 0.053 | 0.016 | ||||
Baller | A- | ERT HybridHybrid Reactive | 500/2000 Abralon | Big TimeAsymmetric | 2.520 | 0.052 | 0.018 | ||||
UFO Alert | A- | eTrax HybridHybrid Reactive | 1500 Polished | Equalizer Technology (E.T.)Asymmetric | 2.520 | 0.054 | 0.016 | ||||
Parallax | A- | TractionX7 HybridHybrid Reactive | 1500 Polished | AerofloAsymmetric | 2.520 | 0.054 | 0.019 | ||||
Incite | A- | R4S HybridHybrid Reactive | 3000 Abralon | TensorAsymmetric | 2.500 | 0.053 | 0.013 | ||||
Crux | A- | ERG HybridHybrid Reactive | 3000 Abralon | CatalystAsymmetric | 2.500 | 0.052 | 0.017 | ||||
Atlas Hybrid | A- | HK22 - Formula 1 HybridHybrid Reactive | 500/1000/1500 Siaair, Crown Factory Compound | AtlasAsymmetric | 2.520 | 0.054 | 0.018 | ||||
Trident Horizon | A- | Coercion MXC (MaXimum Continuation) HybridHybrid Reactive | 4000 LSS | SidewinderAsymmetric | 2.520 | 0.049 | 0.013 | ||||
Archetype Hybrid | A- | HK22 - QR-11 HybridHybrid Reactive | 500/1000/1500 Siaair, Crown Factory Compound | I-Core 3.0 SlimAsymmetric | 2.518 | 0.053 | 0.020 | ||||
Hitman Enforcer | A- | N-Forcer PlusHybrid Reactive | 500 Siaair, Crown Factory Compound | HitmanAsymmetric | 2.524 | 0.050 | 0.020 | ||||
Infinity | A- | A.X.H. HybridHybrid Reactive | 500/2000 Siaair Micro Pad | InfinityAsymmetric | 2.521 | 0.051 | 0.010 | ||||
Hyper Cell Fused | A- | eTrax-H18Hybrid Reactive | 1500 Polished | NucleusAsymmetric | 2.520 | 0.056 | 0.018 | ||||
Hater | A- | HK22 - Havoc HybridHybrid Reactive | 500/1500 Siaair Micro Pad | HaterAsymmetric | 2.539 | 0.054 | 0.024 | ||||
Quantum Evo Hybrid | A- | Evolution HybridHybrid Reactive | 500/2000 Siaair Micro Pad | QCS-18Asymmetric | 2.510 | 0.052 | 0.018 | ||||
Sinister | A- | 76HHybrid Reactive | 4000 Abralon | CageAsymmetric | 2.520 | 0.054 | 0.015 | ||||
Redemption Hybrid | A- | Aggression NE HybridHybrid Reactive | 500/1000 Siaair, Crown Factory Compound | RedemptionAsymmetric | 2.498 | 0.053 | 0.015 | ||||
Aero Dynamix | A- | GSV-X HybridHybrid Reactive | 500/1000/1500 Siaair, Crown Factory Compound | AeroAsymmetric | 2.504 | 0.050 | 0.015 | ||||
Emerge Hybrid | A- | HK22 - Optimize HybridHybrid Reactive | 500/1000/1500 Siaair, Crown Factory Compound | EmergeAsymmetric | 2.510 | 0.053 | 0.021 | ||||
Stellar | A- | Activator Plus 2.0 HybridHybrid Reactive | 500/1000/1500 Siaair, Crown Factory Compound | I-BlockSymmetric | 2.540 | 0.052 | |||||
Ruckus | B+ | Class 8F HybridHybrid Reactive | 500 Siaair, Royal Compound | RuckusAsymmetric | 2.540 | 0.052 | 0.013 | ||||
Lock | B+ | GI-15 HybridHybrid Reactive | 3000 Abralon | RAD-XAsymmetric | 2.480 | 0.054 | 0.018 | ||||
Omni Hybrid | B+ | GSV 2.0 HybridHybrid Reactive | 500/1000 Siaair, Crown Factory Compound | OmniAsymmetric | 2.501 | 0.050 | 0.013 | ||||
Nova | B+ | R2X HybridHybrid Reactive | 3000 Abralon | IgnitionAsymmetric | 2.490 | 0.052 | 0.019 | ||||
Quick Fix | B+ | Quick Fix HybridHybrid Reactive | 500, 4000 Siaair Micro Pad | Shapeshifter Sym/AsymAsymmetric | 2.511 | 0.054 |