Blacksmith Wind Indicator - Optimists.
Basic dimensions : 200mm x 314mm, total weight: 14g.
Handmade from black glass and epoxide.
Precise balance: 2,4g weight.
Easy assembly with Optimist mast adaptor (included).
Wooden recyclable packaging.
For more data go to Technical Characteristics.
Each wind indicator is calibrated and tested in variable wind conditions for 96 hours.