Popular Bowling Ball Layouts

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Label Leverage

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Select Ball: Pin out 1” to 4”

Pin Placement: 3 3/8” from axis in a 1:30 direction from CG

CG Placement: 4” to 5 1/2” from axis

Void Hole: No hole needed

Rev Leverage

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Select Ball: Pin out 2” to 4” up to 3 oz. top weight

Pin Placement: 3 3/8” from axis slightly above grip midline in a 12:00 direction from CG

CG Placement: 3” to 4”  from axis in thumb positive quadrant

Void Hole: 6” from the grip center on a line thru the CG, drill back to 1/2 oz. negative side

Flip Leverage

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Select Ball: Pin out 4” to 5”

Pin Placement: 3 3/8” from axis in a 1:30 direction from CG

CG Placement: 3 3/8”  from axis

Void Hole: Place 7” from grip center on a line thru pin and axis.

1:30 4 1/2” to 5” Pin

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Select Ball: Pin out 1” to 2” 

Pin Placement: 4 1/2” to 5”  from axis in a 1:30 direction from CG

CG Placement: 1/2 oz negative side

Void Hole: No hole needed

Stacked Leverage

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Select Ball: Pin out 1” to 4”

Pin Placement: 3 3/8” from axis in a 12:00 direction from CG

CG Placement: 3” to 3 1/2  from axis

Void Hole: Place on a line from the grip center thru the CG on the vertical axis line. Drill back to 1/2 positive

Axis Leverage

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Select Ball: Pin out 2” to 4” no more than 2.5 oz. top weight

Pin Placement: 3 3/8” from axis in a 10:30 direction from CG

CG Placement: 0” to 1 1/2 from axis (depends on the pin out distance)

Void Hole: Place 0” to 2” from axis on a line running thru pin and CG

10:30  4 1/2” to 5” Pin

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Select Ball: Pin out 1” to 4” 

Pin Placement: 4 1/2” to 5” from axis in a 10:30 direction from CG

CG Placement: 3” from axis

Void Hole: Place on a line from the grip center thru the CG on the vertical axis line. Drill back to 1/2 positive.

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