The Harken Classic Thru-Deck Block takes 12 mm rope only and is suitable for sailing dinghies or smaller yachts. The plastic is made from UV resistant materials while the stainless steel frame provides more support for extra strength. Sailing Blocks from...

The Harken Classic sailing dinghy block designed for 10mm rope with twin double plastic sheaves and a becket. - Sheave dia. (in) 2 1/4 - Length (in) 5 1/2 - Weight (oz) 9 1/2 - Max. line dia. (in) 7/16 - Shackle pin dia. (in)...

See the 2.25" Block for single rope with becket included. Sheave diameter: 2.25" or 57 mm. The classic Harken dinghy block for 12 mm rope with single sheave and becket. Harken code: 002. The 2.25" (57 mm) block is compact and lightweight, with fast trim...

Harken Classic Block Single 001 2.25". The classic Harken dinghy block designed for 10mm rope with one plastic sheave. The Harken 2.25" (57 mm) block is compact and lightweight, with fast trim and release under high or low loads. Perfect for dinghies,...

The Harken 57 mm Carbo Ratchet Blocks allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. The triple block supports up to 10 mm line and comes with a cam cleat attached to secure lines when needed...

Harken 57 mm Ratchet Blocks allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing. It features Harken's Cam-Lock or U-Lock locking systems to lock the shackle in front or side positions, or swivel to keep...

Low-friction carbo air 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. Harken 57 mm blocks feature...

The low-friction Harken 57 mm carbo blocks are lightweight, strong, reliable and affordable. Companions to the popular Harken black magic block line, these 57 mm compact blocks have very high working loads for safe, easy trimming. Harken 57 mm blocks...

The Harken 57 mm Carbo Ratchamatic Block for 10 mm sailing rope with aluminium sheave and frame comes with swiveling shackle that can be locked in place stopping it from twisting if desired. The Carbo Ratchamatic is a load sensing block that feeds rope...

The Harken 40 mm cheek blocks in the midrange size are low friction carbo air blocks which are designed to be lightweight, strong and reliable. The block stands up with the help ofthe spring and can tilt in place to adjust to your needs. Companions to...

The Harken 40 mm Ratchet Block in the midrange size are low-friction carbo air blocks which are designed to be lightweight, strong and reliable. The block stands up with the help ofthe spring and can tilt in place to adjust to your needs. Companions to...

The Harken Racet Block 40 mm xomes included with a spring to make it stand up. This allows you to tilt and adjust the block with ease. Max 10 mm ropes. The Harken 40 mm Stand Up Blocks in the midrange size are low-friction carbo air blocks which are...

The Harken 40 mm double block features a becket with a 2:1 purchase as well as two sheaves to hold 10 mm ropes. Harken low friction carbo air Blocks are lightweight, strong, reliable and affordable. Companions to the popular Harken black magic block...

Low-friction carbo air 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. Common uses: Main/jib Sheets,...

The Harken 40 mm Blocks are commonly usesd for Main/jib sheets, mainsheet fine-tune, outhauls, cunninghams, vangs and control lines for maximum 14 mm rope. The low friction Harken carbo air block 40 mm with swivel are lightweight, strong, reliable and...

The low friction Harken carbo air block 40 mm with swivel are lightweight, strong, reliable and affordable sailing pulleys. Companions to the popular Harken black magic block line, these small, compact blocks have very high working loads for safe, easy...

This fixed block from Harken is designed for maximum 10 mm ropes and comes with an integral becket for 2:1 purchase. The shackle is a simple fixed unit. For swiveling blocks see our related products below. Harken low friction carbo air blocks are...

The Harken 40 mm fixed block is the basic model of the Harken midrange blocks. It comes with a ball bearing sheave for use with 10 mm ropes. Harken low friction carbo air blocks are lightweight, strong, reliable and affordable. Companions to the popular...

Lewmar 40mm Control Single Cheek Block is Ideal for use with hand-held loads, Lewmar’s Control Blocks feature lightweight, performance load-bearing capacity. MRT (Metal Replacement Technology) and a stainless steel central race and balls provide a...

Lewmar 40mm Control Single Stand Up Block is ideal for use with hand-held loads, Lewmar's control Blocks feature lightweight, performance load-bearing capacity. MRT (Metal Replacement Technology) and a stainless steel central race and balls provide a...

Low-friction Carbo Air 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 Carbo Air 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...

The Harken Double Micro Block is perfect for many applications on sailing dinghies. Its suited as a double Gennaker Block for the Topaz Tres and Race X boats. The Harken 342 Block has a low friction sheave with Delrin ball bearings used for vangs,...

Low-friction Carbo Air 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) Length: 3 1/2" (89 mm) Weight: 2 oz. (57 g)...

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. Micro block sheaves run exclusively on ball bearing systems for fast trim and release under...

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. Micro block sheaves run exclusively on ball bearing systems for fast trim and release under...

Low-friction micro blocks are compact and lightweight. Harken Micro Blocks with 22 mm sheave are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes. Harken Microblocks sheaves run exclusively on ball bearing...

Low-friction micro blocks are compact and lightweight. Harken Micro Blocks with 22 mm sheave are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes. Harken Microblocks sheaves run exclusively on ball bearing...

Low-friction micro blocks are compact and lightweight. Harken Micro Blocks are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes. Harken Microblocks sheaves run exclusively on ball bearing systems for fast...

Low-friction micro blocks are compact and lightweight. Harken Micro Blocks are ideal for sailboards, smaller dinghies, and lightly loaded control lines on boats of all sizes. Harken Microblocks sheaves run exclusively on ball bearing systems for fast...

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. Specifications Sheave diameter: 5/8" (16 mm)...

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. The...

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...

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...

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. The...

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...

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...

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. Specifications Sheave diameter: 5/8" (16 mm)...

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. Specifications Sheave diameter: 5/8" (16...