Blocks - Harken

Low-friction Bullet Blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of styles lets these blocks adapt to almost all control line applications. Specifications Sheave...

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. Specifications Sheave diameter: 7/8" (22 mm) Maximum line diameter: 1/4" (6...

Low-friction Bullet Blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of styles lets these blocks adapt to almost all control line applications. Wire Bullet blocks use roller...

Harken Soft-Attach Fly blocks are designed to provide strength without mass, providing sailors with big power in a low-aero package. Designed specifically for high-tech line, these efficient blocks have an incredible working load for their small size...

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 has a 250 lb (113 kg) maximum working load...

Low-friction Bullet Blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of styles lets these blocks adapt to almost all control line applications. Specifications Sheave...

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. Specifications Sheave diameter: 7/8" (22 mm) Shackle pin diameter: 5/32" (4 mm) Maximum...

The high-strength composite T2 is the first block with no metal shackles or rivets. It is used for traveler controls, mainsheets and vangs, cascades, bridles, and other systems where small, lightweight blocks are called for. The T2 can be tied, spliced,...

Low-friction Bullet Blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of styles lets these blocks adapt to almost all control line applications. Specifications Sheave...

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 has a 250 lb (113 kg) maximum working load...

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. Specifications Sheave diameter: 1...

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. Specifications Sheave diameter: 7/8" (22 mm) Maximum line diameter: 1/4" (6 mm) Fastener:...