Core

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  A symmetric core.

• 

  An asymmetric core.

• 

  A pancake core.

• 

  Different core shapes a bowling ball can have.

Definition

The different forms can vary ball reaction greatly based on a variety of attributes a core can have.
The core within a bowling ball can take many different forms.

These forms include:

• 3-Piece "Pancake" Weight Block
• 2-Piece Weight Block

Types

Cores can have different shapes as well, there are 2 categories of 2-Piece weight blocks:

• Asymmetrical Core
• Symmetrical Core

Attributes

Cores also have different attributes associated with them:

• Radius of Gyration
• Differential
• Asymmetric Differential
• Mass Bias