This 2:1 block for Ubi Maior FR furlers can be fitted to the top swivel allowing for a low friction 2:1 purchase when hoisting and tensioning a furled sail.
Specifications for High load block, 2:1 system for FR200 series
|Recommended line - Max Ø (mm)||16|
|Sheave Ø (mm)||55|
|Pin Ø (mm)||14|