This item is eligible for free shipping on orders over $99.99
Harken Stand-Up block 2652 is used for jib and mainsheet systems on high-performance dighies and for loaded control lines on small keelboats.
It is a fixed design (does not swivel) and includes a spring to hold upright.
40mm Carbo AirBlocks have 1-9/16 inch diameter sheaves. The shackle swivels to prevent line twist. Carbo AirBlocks are 60 percent stronger and 30 percent lighter than Harken Classic blocks.
Use the 40 mm Carbo blocks for mainsheets, jibsheets, mainsheet fine tune, control lines, vangs, cunninghams and outhauls.
|Sheave diameter||1-9/16 inch|
|Weight w/ shackle||1.7 oz|
|Shackle pin diameter||n/a|
|Max. line diameter||3/8 inch|
|Safe Working Load||485 lbs|
|Breaking Strength||1620 lbs|