San Diego Bowling Supply

Roto Grip
HyperDrive

Color
Mango/Magenta/Royal
All colors do vary somewhat from the picture shown
Core
RST (Roto Star Tour) + A.I. Core (14-16#)
Coverstock
MicroTrax Solid Reactive
A few tiny pit holes in the cover stock of the ball are normal
Finish
2000 Abralon
RG
2.52 (for 15# ball)
Differential
0.055 (for 15# ball)
Mass Bias Diff
0.017 (15#)
Hook Potential
High
Length
Middle
Recommended Lane Condition
Medium/Heavy to Heavy Oil

Roto Grip
Rockstar

Color
Crimson/Jet/Maroon
All colors do vary somewhat from the picture shown
Core
Rocker + A.I. Core Technology (14-16#)
Coverstock
NanoStar Solid Reactive
A few tiny pit holes in the cover stock of the ball are normal
Finish
2000-grit Abralon
RG
2.48 (for 15# ball)
Differential
0.050 (for 15# ball)
Recommended Lane Condition
Medium to Heavy Oil

Roto Grip
Attention Star S2

Color
Berry/Silver/Black Aqua
All colors do vary somewhat from the picture shown
Coverstock
eTrax PLUS Hybrid Reactive
A few tiny pit holes in the cover stock of the ball are normal
Core
Momentous AV + A.I. Core
Finish
2000-grit Abralon
RG
2.48 (for 15# ball)
Differential
0.049 (for 15# ball)
Mass Bias Diff
0.017 (15#)
Recommended Lane Condition
Medium-Heavy
Hook Potential
High
Length
Medium

Roto Grip
Attention Star

Color
Berry/Silver/Iron
All colors do vary somewhat from the picture shown
Coverstock
eTrax PLUS Pearl Reactive
A few tiny pit holes in the cover stock of the ball are normal
Core
Momentous AV + A.I. Core
Finish
Reacta Gloss
RG
2.48 (for 15# ball)
Differential
0.049 (for 15# ball)
Mass Bias Diff
0.017 (15# ball)
Recommended Lane Condition
Medium Oil
Hook Potential
High
Length
Late

Roto Grip Optimum Idol Pearl

BOWLING BALL CORE SHAPE
Symmetrical Core

BOWLING BALL CORE NAME
Roto Grip Ikon Core

BOWLING BALL COVER NAME
Roto Grip MicroTrax Pearl Reactive

BOWLING BALL COVERSTOCK TYPE
Reactive Pearl

RADIUS OF GYRATION: RG (15LB)
2.47

DIFFERENTIAL: DIFF (15LB)
.056

MASS BIAS STRENGTH
N/A

FLARE POTENTIAL
4 – 5 Inches

SURFACE FINISH
Storm Reacta Gloss

BALL PERFORMANCE LEVEL
High Performance Bowling Balls

BALL LANE CONDITIONS
Heavy Oil

BOWLING BALL COLOR
Pink, Purple

Roto Grip
Hustle B R Y

Color
Burgundy/Red/Yale Blue
All colors do vary somewhat from the picture shown
Coverstock
VTC Hybrid Reactive
A few tiny pit holes in the cover stock of the ball are normal
Core
Hustle (14#-16#) (Lightbulb core for 13# & 12# and a puck core for 11# & 10#)
Finish
Reacta Gloss
RG
2.53 (15# ball)
Differential
0.030 (15# ball)
Recommended Lane Condition
Light to Medium Oil

Roto Grip
Hustle M + M

Color
Magenta + Midnight
All colors do vary somewhat from the picture shown
Core
Hustle (14#-16#) (Lightbulb core for 13# & 12# and a puck core for 11# & 10#)
Coverstock
VTC Pearl Reactive
A few tiny pit holes in the cover stock of the ball are normal
Finish
Reacta Gloss
RG
2.53 (15# ball)
Differential
0.030 (15# ball)
Recommended Lane Condition
Light to Medium Oil

Roto Grip X-Cel

BOWLING BALL CORE SHAPE
Asymmetrical Core

BOWLING BALL CORE NAME
Roto Grip Nucleus A.I Core

BOWLING BALL COVERSTOCK TYPE
Reactive

BOWLING BALL COVER NAME
Roto Grip eTrax ULTRA Solid Reactive

RADIUS OF GYRATION: RG (15LB)
2.50

DIFFERENTIAL: DIFF (15LB)
.056

FLARE POTENTIAL
4 – 5 Inches

MASS BIAS STRENGTH
.019

BALL PERFORMANCE LEVEL
Roto Grip HP4 Bowling Balls

SURFACE FINISH
2000 Grit

BALL WEIGHT
12LB, 13LB, 14LB, 15LB, 16LB

BALL LANE CONDITIONS
Medium – Heavy Oil

BOWLING BALL COLOR
Black, Blue

Roto Grip
Hustle RIP

Color
Royal Imperial Purple
All colors do vary somewhat from the picture shown
Core
Hustle (14#-16#) (Lightbulb core for 13# & 12# and a puck core for 11# & 10#)
Coverstock
VTC Solid Reactive
A few tiny pit holes in the cover stock of the ball are normal
Finish
Reacta Gloss
RG
2.53 (15# ball)
Differential
0.030 (15# ball)
Recommended Lane Condition
Light to Medium Oil