HydroAxe Centre Nut for Yanmar SD20, SD31, SD40, SD50, SD60 Saildrive using a 2-Bladed Propeller, Part Number SD20-2B-Bolt

HydroAxe Saildrive rope cutter centre bolt for a Yanmar SD20, SD31, SD40, SD50 and SD60 Saildrive.

The HydroAxe 2-blade Saildrive rope cutter requires a specially extended bolt to complete the installation. 

This needs to be ordered at the same time to install the HydroAxe. If unsure, please call us on 01326 370060.

Please call 01326 370060 for any technical questions, before purchasing your HydroAxe Saildrive rope cutter. 

Click here for the HydroAxe installation instructions for a Yanmar SD20, SD31, SD40, SD50 and SD60 

HydroAxe Part Number: HydroAxe-SD20-2B-Bolt