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Harken BlocksHarken

Harken Blocks

Harken, Inc. is a leading manufacturer and marketer of quality marine and sailboat hardware and accessories. Buy Harken hardware such as blocks, winches, travelers, mainsail & headsail systems, and a full range of hydraulic products and services for your boat.

HARKEN SMALL BOAT BLOCKS
Harken Classic Small Boat Blocks are strong, dependable, and exceptionally free running. These blocks are the foundation of the Harken line, with a vast library of hardware choices available to compliment your boat's style. Harken Classic Blocks come in multiple sizes, dozens fo configurations and are ideal for almost every trimming task.

Long lasting protection. Ball bearings, sheave and sideplates are UV-stabilized with carbon-black additive for maximum protection.

High-strength straps. Stainless steel straps reinforce blocks and resist corrosion.

Harken's smallest block, the 16mm 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. The safe working load of 250lbs is the highest on the market for similarly sized blocks. Great for dinghy control lines, big boat leech lines, downhauls, traveler controls, spinnaker pole trip lines, outhauls, cunninghams and halyards on prams. Harken Low-friction Micro blocks are compact and lightweight, with fast trim and release under high or low loads. Ideal for sailboards, smaller dinghies and for lightly loaded control lines on boats of all sizes. They feature free-rolling Delrin ball bearings, a 7/8" (22 mm), UV-stabilized with carbon-black additive for maximum protection sheave, and stainless steel sideplates.

Harken Bullet Blocks are 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. Free-rolling Delrin® ball bearings, sheave and sideplates UV-stabilized with carbon-black additive for maximum protection. Wire Bullet blocks use roller bearings to carry higher loads and feature Hardkote-anodized Teflon® impregnated aluminum sheaves for strength and corrosion resistance. Mast exit blocks with cams used for halyard controls and under boom mainsheets.

HARKEN CARBO BLOCKS
Harken BlocksStrong and Compact. Harken low-friction Carbo Air Block is lightweight, strong, reliable and affordable. These are features all sailors look for when choosing sail controls and real breakthrough in block design. These Harken small, compact blocks have very high working loads for safe, easy trimming no matter how hard the wind blows. Sideplates of high-strength engineering resin are UV stabilized to provide excellent protection against long-term exposure to salt water and sun. Harken carbo blocks are perfect for the small-diameter hard lines favored by racers.

Lightweight, strong design. Harken Carbo Blocks are 30% lighter with a 60% higher working load than Classic blocks. Open Air Block design eliminates unnecessary material and weight.

Long-lasting protection. Ball bearings, sheave and sideplates UV-stabilized with carbon-black additive for maximum protection.

Three-way cam-lock. Patented switch locks shackle in front or side positions, or lets block swivel to keep line from twisting.

Harken 29mm Carbo AirBlocks The 29 mm Carbo block is compact block and extremely strong. Great for uses such as outhauls, cunninghams, vangs, traveler controls, barberhaulers and flag halyards. The miniature Carbo works well as a mainsheet block on small dinghies such as the Optimist, or for low-friction control blocks on any size boat. Doubles and triples feature U-Locks to hold the swivel in front/side position, or to let it spin freely. The triple’s compact cam arm supports high-load purchases of 5:1 or 6:1. The line-shedding cheek block features a small mounting footprint and drainholes. The T2 requires no fasteners, rivets or other metal parts for the lightest soft attach block ever. 

Harken 40mm and 50mm Cam Cleat Conversion Kits
Easily add a cleat to an existing block. These handy conversion kits make it so buying a new assembly isn't necessary, saving you money. Includes all parts necessary to add a cam cleat, including the 150 cam cleat. 

Harken 40mm Carbo AirBlocks
Low-friction Carbo AirBlocks® are lightweight, strong, reliable—and affordable.These are features all sailors look for when choosing sail controls and a real breakthrough in block design. Companions to Harken’s® popular Black Magic® line, these small, compact blocks have very high working loads for safe, easy trimming no matter how hard the wind blows. Sideplates of made of high-strength engineering resin and are UV stabilized to provide excellent protection against long-term exposure to salt water and sun. Carbo blocks are perfect for the small-diameter hard lines favored by racers. Works well for jib and mainsheet systems on high performance dinghies. 

HARKEN MULTIHULL BLOCKS
To help you trim and keep from getting overpowered on multihulled boats, Harken has designed the multiple sheaved solutions to help you get your sail in as needed. Pair up selections to create a purchase system with ratchets or camcleats as needed. Technical assistance is available to help you create a purchase system tailor fit for your multihull.

HARKEN BIG BOAT BLOCKS
Equip your boat with the top roller bearing blocks from Harken to help you withstand the high loads and heavy pulls you are going to need to keep your big boat moving forward.

HARKEN AIR-BLOCKS
The entire line of Harken AirBlocks has been redesigned with a sleek new look. Their unique, performance-packed engineering remains exactly the same. These strong lightweight blocks feature free rolling, high-load torlon roller bearings for a high strength-to-weight ratio. Use them for sail controls that see lots of action: mainsheet, runner, halyard, and spinnaker systems.

HARKEN CRUISING ESP BLOCKS
Cruising ESP blocks compliment existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearings to handle high static loads and are ideal for halyards or limited purchase systems on cruising boats.
Harken's line of Stainless Steel Blocks reflect the traditional beauty of your yacht's classic lines. Stainless sideplates are mirror-polished for durability and unmatched esthetic. The ultralight composite bearing system rides on a heat treated stainless inner race to handle extremely high loads.

HARKEN ALUMINUM MEGAYACHT BLOCKS
Harken Aluminum Megayacht Blocks The clean, crisp look of aluminum is perfect for performance-oriented yachts. Sideplates are constructed of hardcoat-annodized 6061-T6 aluminum for strength and corrosion resistance. The ultralight composite bearing system rides on heat-treated stainless steel inner race to handle extremely high loads.

Harken Sailing Equipment is an international performance marine and sailing hardware manufacturer headquartered in Pewaukee, Wisconsin, USA. The company was founded in a 60-foot trailer in 1967 by brothers Peter Harken and Olaf Harken.

We at Mauri Pro Sailing are fully committed to be your Harken Sailing Block specialist not only providing the sailing community with a comprehensive and easy to use web site but with all the appropriate technical information that you might need to select your sailboat hardware and equipment. If you need any assistance selecting the appropriate Harken Sailboat block please contact us. Our crew is ready to help!

<br>Harken Small Boat Blocks
Carbo Blocks
<br>Harken Ratchet Blocks
<br>Harken Multihull Blocks
<br>Harken Big Boat Blocks
Harken T2 Blocks
       

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