• Used on some Smokercraft or Sylvan pontoons
• Made of aluminum 
• Outside dimensions used
• Dimensions approximate on radius measurements
• For dimensions see photo #2

Dimensions:

• Height: 2-7/16” to 2-9/16” 

• Outside point-to-point:
  3-15/16” to 4-1/16” 

• Inside point-to-point: 1-13/16” to 2”