Blocks - Triple

Ronstan's All Purpose (AP) blocks are a great all-round solution. With Acetal polymer sheaves this triple block with swivel is available in 2 sizes. Features: 316 Stainless Steel polished bearing races, load straps and head Universal...

Mid range Hexaratchet blocks grip loaded sheets, yet allow sailors to ease and trim quickly and with complete control. A switch on the side engages and disengages the ratchet mechanism. Note: DO NOT use Harken equipment for human suspension unless...

Midrange Hexaratchet blocks grip loaded sheets, yet allow sailors to ease and trim quickly and with complete control. A switch on the side engages and disengages the ratchet mechanism. Note: DO NOT use Harken equipment for human suspension unless...

Mid range blocks robust construction makes them ideal to handle the high loads found on medium and large offshore boats. Sheave runs exclusively on a ball bearing system for fast trim and release under any load. Note: DO NOT use Harken equipment...

Low-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes. Note: DO NOT use Harken equipment for human suspension unless product is specifically...

Low-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes.Sheave ∅ (mm)22mmLength (mm)64mmWeight (g)64gMaximum line ∅ (mm)6mmMaximum working...

Low-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes.Sheave ∅ (mm)22mmLength (mm)51mmWeight (g)99gMaximum line ∅ (mm)6mmMaximum working...

Low-friction Micro blocks are compact and lightweight. They are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes.Sheave ∅ (mm)22mmLength (mm)51mmWeight (g)57gMaximum line ∅ (mm)6mmMaximum working...

The 16 mm is Harken's smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system uses stainless steel balls in a captive grooved race. Note: DO NOT use Harken equipment for human...

The 16 mm is Harken's smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system uses stainless steel balls in a captive grooved race. Note: DO NOT use Harken equipment for human...