Adjusting cars replace separate blocks, and connecting ring or shackle Tandem sheaves eliminate severe backstay wire flexing.
For maximum car release, use a 1.5 to 1 ratio between backstay base width and car height.
Match with Harken 40mm or 57mm Carbo Blocks.
|Max Wire Size (in)||3/16|
|Max Wire Size (mm)||5|
|Note||Downhaul fitting: Becket only|