Rocna // Dimensions

Will a Rocna fit on my boat?

There are a number of resources to help you answer this question:

Single printable sheet of basic dimensions for all anchor models(580 KB) Using these dimensions and a tape measure can help determine if a Rocna will fit your boat.

Templates - make a full size mockup

Still not sure? You can construct for yourself an outline of the side-profile of any Rocna up to the 110 by using the PDFs below. They can be printed to regular paper, and re-assembled to form a full-scale pattern. Follow the instructions on the first page of each very carefully.

Rocna 4 (193 KB) Download PDF
Rocna 6 (200 KB) Download PDF
Rocna 10 (209 KB) Download PDF
Rocna 15 (227 KB) Download PDF
Rocna 20 (229 KB) Download PDF
Rocna 25 (246 KB) Download PDF
Rocna 33 (238 KB) Download PDF
Rocna 40 (259 KB) Download PDF
Rocna 55 (249 KB) Download PDF
Rocna 70 (288 KB) Download PDF
Rocna 110 (297 KB) Download PDF

Note: For sizes above the 110, there are no patterns. Overall dimensions are included in the single overview sheet linked to above. For more details, please contact us

Don’t forget the Knowledge Base

Many Rocna owners have sent in pictures of their boats with a Rocna fitted. These can be viewed at the
Rocna Bow Compatibility section of the Rocna Knowledge Base here.

CAD files also available on request

Typically used with a naval architect or boat builder, CAD files of all Rocna models are available to support
the integration of a Rocna into a boat’s ground tackle system. Click here to send a request by email.

Still have questions?

If you’d like to discuss the particulars of your vessel and receive a custom size recommendation, please feel free to contact your local Rocna distributor, or email Rocna Head Office here. We’re here to help.

NB. Unpleasant notice regarding intellectual property:
Please note that the material linked to on this page is copyrighted and protected under the laws of your state. In addition to any protection provided by our design and patent protection, this copyright protects against the misuse of these documents.