Blocks - Triple

Blocks can be disassembled for servicing or customisation.Head can be locked at 0° or 90° by engaging the grub screw in either the 0 or 90 degree position. Features: Low friction, 2-stage ball bearing system High static and dynamic load...

Blocks can be disassembled for servicing or customisation. Removable becket pins allow lines to be pliced prior to fitting. Saddle on under side of cleat can be used as a becket take off point for the creation of a powerful 6:1 purchase system. A single...

Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance Features: Lightweight durable construction Economical Maintenance free Applications: Vang, cunningham and trapeze retriever systems on...

Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Features: Lightweight durable construction Economical Maintenance free Allows fast, sure cleating of control lines. Applications: Vang,...

Ronstan Ball Bearing Orbit Block, Series 30 - Triple, Cleat. Ball Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options...

Riley 19mm Heavy Duty Ball Bearing Micro Block - 450 Series. Mounting Method: Double Triple Stainless Steel Sheave Part NumberBlock TypeWeightLengthBecketMax Line SizeBreaking LoadFerrule...

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. Note: DO NOT use...

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

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...