Try sending your dimensions to Garhauer. They do very nice custom work, prices are reasonable, and I see they have a branch in NZ:
Dinghy Davits, Lifting Hoists, Yacht Pulleys, Sailboat Blocks - Garhauer Marine NZ Ltd
This is not the URL I typed!
Dinghy Davits, Lifting Hoists, Yacht Pulleys, Sailboat Blocks - Garhauer Marine NZ Ltd
In case the sailnet web daemon changes the URL again it is:
www dot garhauer dot co dot nz
This is not the URL I typed!
Dinghy Davits, Lifting Hoists, Yacht Pulleys, Sailboat Blocks - Garhauer Marine NZ Ltd
In case the sailnet web daemon changes the URL again it is:
www dot garhauer dot co dot nz