Little Hawk MK 1. For Dinghies up to 6mThe Little Hawk Mk1 is a small, lightweight and robust Wind Indicator designed to be positioned at the top of the mast on dinghies up to 6m. Very popular with Optimists, the Little Hawk Mk1 is also ideal for any dinghy that wants accurate wind direction information with minimal weight and drag. The Vane Arm is made of super tough nylon is all but indestructible. The aluminum rod can be easily straightened if damaged or easily bent to any required angle. The whole unit is easily assembled straight from the box. Specifications:Vane Arm Length 16.5cmHeight 28cmWeight 16 grams.