 
  Release Date
              PBA Approval Date
              Discontinued
      
            
      
            Quantum Bias is the first asymmetric ball in the Quantum line. Our ECA-XR coverstock combined with the Quantum Mushroom High RG Asymmetric core gives strong hooking motion with excellent pin carry on oily lane conditions.
Factory Finish
              500/1000 Siaair Micro Pad
          ECA-XR Solid Coverstock
Type
              Solid Reactive
          Quantum Mushroom High RG Asymmetric Core
Core Type
              Asymmetric
          16 pounds
RG
              2.522
          Diff
              0.052
          MB Diff
              0.013
          15 pounds
RG
              2.563
          Diff
              0.052
          MB Diff
              0.013
          14 pounds
RG
              2.642
          Diff
              0.044
          MB Diff
              0.010
          Shop
Similar Balls
| Ball | Brand | Comparison Grade | Coverstock | Factory Finish | Core | RG | Diff | MB Diff | US/Overseas Release | Discontinued | |
|---|---|---|---|---|---|---|---|---|---|---|---|
|   | Quantum Bias |   | ECA-XR SolidSolid Reactive | 500/1000 Siaair Micro Pad | Quantum Mushroom High RG AsymmetricAsymmetric | 2.563 | 0.052 | 0.013 | |||
|   | Quantum Forest Green Solid |   | A | PK 2016 SolidSolid Reactive | 500/1000 Siaair Micro Pad | Quantum Mushroom High RG SymmetricSymmetric | 2.557 | 0.053 | |||
|   | Quantum Classic Black |   | A- | Relativity Flip SolidSolid Reactive | 500 Siaair, Crown Factory Compound | Quantum Mushroom High RG SymmetricSymmetric | 2.557 | 0.053 | |||
|   | Villain |   | A- | Coercion MFS (Medium Friction Solid)Solid Reactive | 3000 LSS | SinisterAsymmetric | 2.550 | 0.053 | 0.018 | ||
|   | Flux |   | A- | S72R SolidSolid Reactive | 4000 Abralon | AmplifyAsymmetric | 2.550 | 0.048 | 0.014 | ||
|   | Volt |   | A- | S72R SolidSolid Reactive | 2000 Abralon | ChargedSymmetric | 2.560 | 0.047 | |||
|   | Infamous |   | A- | Envy SolidSolid Reactive | 500/1000/2000 Siaair Micro Pad | InfamousSymmetric | 2.559 | 0.052 | |||
|   | Ruckus Feud |   | A- | Class 12Solid Reactive | 500/1500 Siaair Micro Pad | RuckusAsymmetric | 2.540 | 0.052 | 0.013 | ||
|   | Hell Raiser Blaze |   | A- | Inciter Max TractionSolid Reactive | 500/1000 Siaair Micro Pad | Hell Raiser D.O.T.Asymmetric | 2.537 | 0.053 | 0.016 | ||
|   | Hellcat |   | B+ | HavocSolid Reactive | 500/2000 Siaair Micro Pad | Hell Raiser D.O.T.Asymmetric | 2.537 | 0.053 | 0.016 | ||
|   | Primal Shock |   | B+ | Turmoil MFS (Medium Friction Solid)Solid Reactive | 4000 LSS | Impulse V2Symmetric | 2.550 | 0.050 | |||
|   | Poison |   | B+ | Toxin-RSolid Reactive | 500/1500 Siaair Micro Pad | ToxicitySymmetric | 2.564 | 0.054 | |||
|   | Ludicrous Solid |   | B+ | Ai-43Solid Reactive | 500/1500 Siaair Micro Pad | LudicrousAsymmetric | 2.535 | 0.050 | 0.012 | ||
|   | Aero |   | B+ | GSV-XSolid Reactive | 500/1000 Siaair Micro Pad | AeroAsymmetric | 2.504 | 0.050 | 0.015 | ||
|   | Deviant |   | B+ | Composite V SolidSolid Reactive | 500 Siaair, Royal Compound | DeviantSymmetric | 2.562 | 0.050 | 0.001 | ||
|   | Hellcat XLR8 |   | B+ | Maximum HavocSolid Reactive | 500/1500 Siaair Micro Pad | Hell Raiser D.O.T.Asymmetric | 2.537 | 0.053 | 0.016 | ||
|   | Authority Solid |   | B+ | ERT 2.0 SolidSolid Reactive | 500/1000 Siaair Micro Pad | AuthorityAsymmetric | 2.503 | 0.050 | 0.020 | ||
|   | Force |   | B+ | GPS Navigational SolidSolid Reactive | 2000 Abralon | SG PrecessionalAsymmetric | 2.530 | 0.051 | 0.019 | ||
|   | UFO |   | B | MicroTrax-S20Solid Reactive | 2000 Abralon | Equalizer Technology (E.T.)Asymmetric | 2.520 | 0.054 | 0.016 | ||
|   | Menace |   | B | 74HSolid Reactive | 3000 Abralon | CageAsymmetric | 2.520 | 0.054 | 0.015 | ||
|   | Archetype |   | B | QR-11 SolidSolid Reactive | 500/1500 Siaair Micro Pad | I-Core 3.0 SlimAsymmetric | 2.518 | 0.053 | 0.020 | ||
|   | Archive Solid |   | B | Up 1 SolidSolid Reactive | 2000 Sanded | ArchiveAsymmetric | 2.557 | 0.051 | 0.036 | ||
|   | Pro-Motion |   | B | SPEC SolidSolid Reactive | 2000 Abralon | PistonSymmetric | 2.520 | 0.049 | |||
|   | No Rules EXIST |   | B | RecklessSolid Reactive | 2000 Abralon | ChaoticAsymmetric | 2.510 | 0.053 | 0.018 | ||
|   | T10 Limited Edition |   | B | Coercion MFS (Medium Friction Solid)Solid Reactive | 3000 LSS | ThrustSymmetric | 2.540 | 0.052 |