Blocks

This 16mm Single beckett block is one of the smallest blocks made by harken. On the RS Aero, it is part of the vang system.

Block, 16mm, Harken LP Part # 91511

Compact blocks have very high working loads for safe, easy trimming. Harken Part # 350

Harken 22mm becket block.  Harken Part # 225A LP Part # 91336

Low-friction Micro blocks are compact and lightweight. They are ideal for lightly loaded control lines on boats of all sizes. Zim Applications C420: vang cascade and 2:1 control, centerboard uphaul Club Opti: sprit halyard   Harken Part # 224A LP...

Low-friction Carbo AirBlocks® are lightweight, strong, reliable—and affordable. These small, compact blocks have very high working loads for safe, easy trimming. Zim Applications C420/CFJ: spin sheet block, outhaul block on boom   Harken...

Made of durable, flexible PVC, stand-up boots holdblocks up without snagging lines. Fits 40 mm and 57 mm blocks  Zim Applications Opti: mainsheet block Harken Part # 369

Low-friction Carbo blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming. Sheave: 29 mm / 1 1/8 in Length:...