Crutches BSR1F custom size between 0,75 - 1,21 ft (no-adjustable)
Crutches to semi-rigid hulls with a height between the bottom of the keel and the flat edge of the freeboard from 0,75 to 1,21 ft.
Complete system consist in two crtuches and the festening system. Total weight : 12,77 lbs.
How to calculate the height between the botton of the keel and the flat edge of the freeboard ?
Height is calculated by measuring from the bottom of the keel to the top of the V hull pattern see drawing