Harken Large Open Shackle, 5mm Forged stainless steel shackles are polished to a high luster and are stamped with the screw pin diameter. Large open shackles have a similar shape to "D" shackles...

Halyard restrainers prevent the halyard from wrapping around the foil on boats where the swivel is not mounted near the masthead. Note: DO NOT use Harken equipment for human suspension unless...

Halyard restrainers prevent the halyard from wrapping around the foil on boats where the swivel is mounted near the masthead. Note: DO NOT use Harken equipment for human suspension unless...

Harken Bow Shackle Forged stainless steel shackles are polished to a high luster and are stamped with the screw pin diameter. Bow shackles are best for multidirectional loads. Their large...

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 and...

Harken Long Shackle Forged stainless steel shackles are polished to a high luster and are stamped with the screw pin diameter. Long shackles have a similar shape to "D" shackles but are...

Harken "D" Shackle Forged stainless steel shackles are polished to a high luster and are stamped with the screw pin diameter. "D" shackles are the most common type of shackle. They are best suited...

Harken Twist Shackle Forged stainless steel shackles are polished to a high luster and are stamped with the screw pin diameter. Twist shackles are forged with a 90-degree twist so the two attachment...

Harken Stamped Shackle Stamped shackles are used on most Harken Small Boat Blocks and are appropriate for low loads. For higher loads, select forged and high-resistance shackles instead...