Sailing - Blocks

Twin Sheet Block for 1-1/4" T-Track - BlackHardcoat anodized aluminum body and slider provide a high strength block. Aluminum sheave runs on nomex...

29mm Triple Carbo Air Block with SwivelLow-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular H...

57mm Carbo Block Flip Flop with CamSmall Boat Flip-Flop blocks pivot around the line axis to keep the line close to the deck. Hinged construction ...

Series 20 Ball Bearing Block - Triple - Becket - 2-Axis Shackle HeadFeatures: Low friction High static and dynamic load capacity Lightweight Pr...

Seddon Link for 25mm DiameterThe "Life Line Link" is a webbing link that you are easily able to move around the boat to create a safe attachment p...

Series 40 Orbit BB Quin Block with Swivel ShackleThe Series 40 ball-bearing Orbit Blocks™ provides the perfect balance of strength, performance, a...

Series 30 Ball Bearing Block Single Becket Option LashingBall Bearing Blocks™ boast the highest strength-to-weight ratio available.  This is achie...

Series 30 Utility Block - Single, Becket, Loop HeadFeatures: Lightweight durable construction Economical Maintenance free Product Information:Stai...

Series 15 Ball Bearing Utility Block - Pivoting Lead BlockFeatures: Smallest and lightest ball bearing block available Precision molded acetal she...

Series 40 Ball Bearing Block - Double - Swivel HeadFeatures: Low friction Acetal or Torlon® bearing system Lightweight Cheek cut-outs for easy bea...

Nylatron Sheave Box - Single Upright Lead BlockLead blocks are a low profile solution for leading halyards or other rig sail controls back to clea...

Series 30 Utility Ball Bearing Block - Single, Swivel Shackle HeadFeatures: Low friction 2-stage ball bearing system provides consistent performan...

Series 40 Ball Bearing Block - Single Upright LeadLead blocks are a low profile solution for leading halyards or other rig sail controls back to c...

Series 50 All Purpose Block - Fiddle - BecketFeatures: Exceptionally high working loads Low maintenance, long service life Self-lubricating Acetal...

16mm Double Block with Becket The 16 mm is Harken’s® smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. ...

Twin Sheet Lead 25x3MM - Black32-77 Twin Sheet Lead block. The anodized aluminum body is machined from 6061-T6 aluminum and articulates to ensure ...

25mm Double Block with V-JamThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade sta...

Deck Eye Hole Center - 28mmThis deck eye is made from 316 stainless steel, and it went through multiple machining and finishing operations to ensu...

Pad Eye Plate 46mm x 46mmThis eye plate is manufactured from 316 stainless steel and underwent multiple machining and finishing operations to ensu...

Hasp & Staple 52mmThis hinge was fabricated from marine-grade 316 stainless steel and electro-polished for a long-lasting high finish. Feature...

25mm Double Block with ShackleThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade s...

25mm Treble Block with V-JamThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade sta...

Hasp & Staple - 78mmThis hinge was fabricated from marine-grade 316 stainless steel and electro-polished for a long-lasting high finish. Featu...

Deck Eye Hole Center - 42mmThis deck eye is made from 316 stainless steel, and it went through multiple machining and finishing operations to ensu...

25mm Single Block with BecketThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade st...

Series 50 All Purpose Block - DoubleAll purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on po...

25mm Treble Block with Center BecketThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-g...

25mm Treble Block with ShackleThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade s...

Anti-Rattle Hasp & StapleThis hinge was fabricated from marine-grade 316 stainless steel and electro-polished for a long-lasting high finish. ...

Hatch LockUsed to secure the sliding hatch to the washboards, this hatch lock can be operated from the cabin or the cockpit. Provision for a padlo...

25mm Single Block with V-JamThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade sta...

Series 40 Orbit Single BB Single Stand-Up BlockThe Series 40 ball-bearing Orbit Blocks™ provides the perfect balance of strength, performance, and...

Snatch Block with Snap Shackle - Max Rope Size 12mm (15/32")Features: Free rotation thanks to snap shackle Very strong closing system Easy opening...

Snatch Block with Snap Shackle - Max Rope Size 18mm (23/32")Features: Free rotation thanks to snap shackle Very strong closing system Easy opening...

Ratchet Block - 55mmThe Barton Ratchet Block is designed to be used on mainsheet systems and spinnaker sheets on dinghies and keelboats and for sm...

38mm Single Big Bullet Block with BecketLow-friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and re...

Size 7 Single Plain Bearing Stand-Up BlockBarton plain bearing blocks have a precision molded acetal sheave running on a large diameter brass bear...

Soft Snatch Block - 10mm Rope SizeAvailable in 4 models, the collection of soft snatch blocks will quickly become an essential piece of kit: flyin...

Series 40 Orbit RT Block with Quin, Becket, Cleat & SwivelThe Series 40 ball-bearing Orbit Blocks™ provides the perfect balance of strength, p...

Series 40 Orbit BB Double Block with Becket & Swivel ShackleThe Series 40 ball-bearing Orbit Blocks™ provides the perfect balance of strength,...

Series 40 Orbit BB Quad Block with Swivel ShackleThe Series 40 ball-bearing Orbit Blocks™ provides the perfect balance of strength, performance, a...

Soft Snatch Block - 16mm Rope SizeAvailable in 4 models, the collection of soft snatch blocks will quickly become an essential piece of kit: flyin...

Series 30 Ball Bearing Orbit Block™ - Triple - BecketBall Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is ach...

Series 20 BB Block Single Becket Option Lashing High LoadFeatures: Suits up to 4mm (5/32”) lashing Supplied with 750mm (30”) x 2mm (3/32”) diamete...