Sea Frogs extension adapter ring V.7

Regular Price
$59.00 USD
Sale Price
$59.00 USD
Regular Price
$95.00 USD
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CHOOSE YOUR CAMERA MODEL: Fujifilm X-T2 This product is also available at the European website 

Compatible lenses & ports list 

Extension ring V.7 for SeaFrogs 6' and 8' Dome Ports.

This is a 37mm length adapter extension ring.

The extension ring can be used with all SeaFrogs dome ports to get the correct distance from the lens to the focus point.

Compatible with Sea Frogs camera housings listed above.


  • Port Opening Diameter: 89 mm
  • Length (including bayonet): 53 mm
  • Extension length: 37 mm



  • Polycarbonate base

Package includes:

  • Extension ring V.7
  • Spare O-ring 
  • 5ml Silicone oil tube