Release Date
PBA Approval Date
Discontinued
Roto Grip® sets the highest standard with the introduction of the Ultra Sonic. This entry performance pearl tops its class in price, performance and looks.
The power plant inside the Ultra Sonic is the unmatched X-1 core. This high RG and medium/low differential core delivers added length with constant backend motion.
Sure Grip II pearl surrounds this jewel giving it a stronger footprint on those medium to light oil patterns.
Factory Finish
1500 Polished
Sure Grip II Pearl Coverstock
Type
Pearl Reactive
X-1 Core
This high RG and medium/low differential core delivers added length with constant backend motion.
Core Type
Symmetric
16 pounds
RG
2.600
Diff
0.035
15 pounds
RG
2.610
Diff
0.035
14 pounds
RG
2.630
Diff
0.035
13 pounds
RG
2.670
Diff
0.020
12 pounds
RG
2.670
Diff
0.020
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Similar Balls
Ball | Brand | Comparison Grade | Coverstock | Factory Finish | Core | RG | Diff | MB Diff | US/Overseas Release | Discontinued | |
---|---|---|---|---|---|---|---|---|---|---|---|
Ultra Sonic | Sure Grip II PearlPearl Reactive | 1500 Polished | X-1Symmetric | 2.610 | 0.035 | ||||||
Mercury | A- | Sure Grip II PearlPearl Reactive | 1500 Polished | OrbiterSymmetric | 2.610 | 0.028 | |||||
Sonic Boom | B+ | Sure Grip II PearlPearl Reactive | 1500 Polished | Sonic "Boom-IT"Symmetric | 2.600 | 0.029 | |||||
Hot Rod | B | Curelyon PearlPearl Reactive | 1500 Polished | Modified Inverted 2-pieceSymmetric | 2.560 | 0.033 | |||||
Spirit II | B | Spirit PearlPearl Reactive | Polished | SpiritSymmetric | 2.590 | 0.030 | |||||
Super Sonic | B | Sure Grip II SolidSolid Reactive | 1500 Polished | X-1Symmetric | 2.610 | 0.035 | |||||
Eraser Blaze | B | Cadmium PearlPearl Reactive | 1500 Polished | PBT BSymmetric | 2.570 | 0.041 | |||||
Tropical Surge (Pearl, Various Colors) | B | Reactor PearlPearl Reactive | 1500 Polished | SurgeSymmetric | 2.580 | 0.024 | |||||
Hot Rod Pro Stock Pearl | B | MONSOON PearlPearl Reactive | 1500 Polished | Modified 2-piece Thunder FE2Symmetric | 2.540 | 0.033 | |||||
Warlock XV Pearl | B- | XV PearlPearl Reactive | 1500 Polished | WarlockSymmetric | 2.570 | 0.038 | |||||
Sonic X | B- | Sure Grip PearlPearl Reactive | 1500 Polished | Sonic "Boom"Symmetric | 2.600 | 0.020 | |||||
Jazz (various colors) | B- | Super FlexPearl Reactive | Polished | JazzSymmetric | 2.640 | 0.042 | |||||
Hot Rod Super Sport Pearl | B- | Reactor PearlPearl Reactive | 1500 Polished | Modified ThunderSymmetric | 2.560 | 0.036 | |||||
Ogre Pearl | B- | Eradicator PearlPearl Reactive | 1500 Polished | OgreSymmetric | 2.590 | 0.029 | |||||
Deep Freeze | B- | New Era PearlPearl Reactive | 800/1000/2000/4000 Abralon, Powerhouse Factory Finish | Modified Messenger 2Symmetric | 2.590 | 0.035 | |||||
Deep Freeze Coral Splash | B- | New Era PearlPearl Reactive | 800/1000/2000/4000 Abralon, Powerhouse Factory Finish | Modified Messenger 2Symmetric | 2.590 | 0.035 | |||||
Neptune | B- | Sure Grip II PearlPearl Reactive | 1500 Polished | Orbiter IISymmetric | 2.610 | 0.018 | |||||
Hole Finder Pearl | B- | Isogonic Hook PearlPearl Reactive | 1500 Polished | Hole FinderSymmetric | 2.580 | 0.048 | |||||
Holic | B- | Sweep PearlPearl Reactive | 2000 Sanded with Factory Polish | HolicSymmetric | 2.606 | 0.024 | |||||
Geek | B- | Sweep PearlPearl Reactive | 4000 Polished | GeekSymmetric | 2.576 | 0.039 | |||||
Geek Meme Jade | B- | Sweep PearlPearl Reactive | 3000 Polished | GeekSymmetric | 2.576 | 0.039 | |||||
Geek Meme Sky | B- | Sweep PearlPearl Reactive | 3000 Polished | GeekSymmetric | 2.576 | 0.039 | |||||
Hole Pounder | B- | Control Hook PearlPearl Reactive | 1500 Polished | Hole PounderSymmetric | 2.540 | 0.040 | |||||
Ogre Urethane | B- | Hard UrethaneUrethane Solid | 1500 Polished | Ogre UrethaneSymmetric | 2.590 | 0.034 | |||||
ThunderStruck Pearl | C+ | Reactor PearlPearl Reactive | 1500 Polished | FE2 (Thunder)Symmetric | 2.570 | 0.047 |