Ronstan Track - Series 55 - Luff Groove Track Joiners, 60mm (2 3/8"), Pair cross flow So a skeg that is

So a skeg that is a  12 - 150 - 4K is a 12 degree 150mm drop 4 bolt skeg

Corrosion free composite material

continuous synchronisation of the lights - without the need for any costly externa

suits the tenob ski pole here

4 position

Ronstan Track - Series 55 - Luff Groove Track Joiners, 60mm (2 3/8"), Pair cross flow So a skeg that isConvenient track mounting slugs are available for fitting standard profile track to the luff groove of existing masts. Patented system uses low profile cars running on twin races of acetal ball bearings. Cars use the existing luff groove of the mast (no track or installation work required). Ball bearings are captive for easy loading and unloading of cars from mast. They can be easily switched between fully battened and soft luff mainsails. Minimum