Fiddle Block with Adjustable Swivel Shackle

Nautical, a long block having two sheaves of different diameters in the same plane, not, as in the usual form, side by side, but one above the other. Often used as a soft boom vang or mainsheet. 

Body made of stainless steel with Aluminium sheaves as standard. backed by a 10 year Guarantee. 

Also available in a grey (UAG) or black (UAB) aluminium body.

Garhauer Marine Deck hardware comes with a 10 Year Unconditional Guarantee. One Great Sailing block.