Sailing - Blocks

Spring Loaded/Lined Slide/Stainless Steel for 1-1/4" T-TrackDelrin™ sheave ensures smooth operation and high safe working load. Stainless Steel cheeks and stainless steel slider ensure reliability. Polyethylene liner and pin stop allow for easy adjustment. Specifications: Track Size 1-1/4" x 3/16" (32 mm x 5 mm) Max. Boat Length 33' (10 m) Max. Boat Weight 12000 lbs. (5455 kg) Max. Sail Area 520 sq. ft. (48 m2) Sheave Diameter 2-3/8" (60 mm) Max Line 1/2" (12 mm) Length 4" (102 mm) Width 1-9/16" (39 mm) Height 4-15/16" (126 mm) Bearing Height 2-3/8" (67 mm) SWL 2250 lbs. (1020 kg) Weight 14 oz. (397 g) 

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Series 40 Ball Bearing Block - Single - Universal HeadSheaves running on Acetal or Torlon® ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performance over the full load range.Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required.Features: Low friction Acetal or Torlon® bearing system Lightweight Cheek cut-outs for easy bearing maintenance Captive Lock™ universal head Slotted pin shackle eliminates fouled lines Applications: Mainsheet Halyard Vang Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8M(26') Materials: U.V. Stabilized Acetal sheaves Acetal ball bearings Impact and U.V. resistant, fiber reinforced Nylon cheeks Grade 316 stainless steel load strap and head fitting Specifications:Sheave Ø: 40mm(1-9/16")Max. Rope Ø: 10mm(7/16")Pin Ø: 5mm(3/16")M.W.L.: 350kg(770lbs)B. L.: 1,000kg(2,200lbs)Weight: 70g(2.5oz)

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Series 40 All Purpose Block - Single - Universal HeadAll purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing.Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required.Features: Exceptionally high working loads Low maintenance, long service life Self-lubricating sheave Captive Lock™ universal head Slotted pin shackle eliminates fouled lines Applications: Mainsheet Halyard Vang Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8M(26') Materials: U.V. stabilized Acetal sheaves Impact and U.V. resistant, fiber reinforced Nylon cheeks Grade 316 stainless steel bearing race Grade 316 stainless steel load strap and head fitting Specifications:Sheave Ø: 40mm(1-9/16")Max. Rope Ø: 10mm(7/16")Pin Ø: 5mm(3/16")M.W.L.: 400kg(880lbs)B. L.: 1,000kg(2,200lbs)Weight: 71g(2.5oz)

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Series 20 Ball Bearing Orbit Block - Single - Dyneema Lashing - Becket OptionThe incredible Series 20 Orbit Block™ is capable of loads up to 250kg (550lb) while weighing a mere 9 grams. It's so light that it needs to be lashed down!Features: Integrated stainless steel hub to accept lashing attachment and through-sheave becket Suits up to 4mm(5/32") lashing Includes 750mm (30") x 1.7mm(1/16") diam lashing Applications:Control lines on dinghies and catamarans to 5M(16')Materials: Sheave: High compression strength carbon acetal Ball bearings: stainless steel Frame/Cheeks: Nylon Brochure (pdf)

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Size 3 45mm Plain Bearing Pulley Block Cheek BlockThe size 3 Barton plain bearing blocks have a 45mm (1 3/4" sheave size 3 block range that incorporates modern design with stainless steel frames and the latest advanced materials, using 30% fiber glass-filled nylon and Acetal sheaves to maximize their strength while keeping weight to a minimum. Suitable for use as mainsheet, vangs, lead blocks, or wherever a powerful and compact purchase system is required on dinghies, dayboats, and lightweight cruisers.Features:Suitable for up to 10mm (3/8") rope Quick Guide (pdf)

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Series 20 Ball Bearing Block - SingleFeatures: Low friction High static and dynamic load capacity Lightweight Precision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction Applications: Dinghy control lines Dinghy Vangs Cunninghams Traveller controls Materials: U.V. Stabilized Acetal sheaves Stainless steel ball bearings Grade 316 stainless steel load strap and head fitting Impact and UV resistant, fiber reinforced Nylon cheeks Specifications:Sheave Ø: 20mm(3/4")Max. Rope Ø: 6mm(1/4")Pin Ø: 3mm(1/8")M.W.L.: 250kg(550lbs)B. L.: 550kg(1,210lbs)Weight: 20g(0.7oz)

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72mm HTX Block - SingleYears of design and manufacturing experience coupled with collaboration with boat builders, designers, and sailors have resulted in the Lewmar HTX Hardware Range. Drawing upon the design of the Racing Range, the HTX blocks are constructed simply from high-quality materials, providing enhanced reliability. HTX blocks are ideal for frequently adjusted, highly loaded systems using modern line technology and reduced line diameters. Features: Strong aluminum side cheeks Central plain bearing for efficiency at high loads Side thrust Delrin ball bearings Head design inspired by Lewmar Racing Range with grub screw swivel head locking mechanism Technical Specifications: Working Load Limit - 4405lb Weight - 15.6oz Maximum Line Size - .55" (14mm) *Sold as an Individual Owner's Manual (pdf)

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Single Ball Bearing BlockSingle block with aluminum cheeks and ball bearing sheave. Delrin™ ball bearing sheave ensures low-friction operation. Swivel head may be locked in place to avoid twist. Specifications: Sheave Diameter 2" (51mm) Thickness 15/16" (24mm) Width 2 1/8" (54mm) Length 4 13/32" (112mm) SWL 1500 lbs. (680kg) Weight 5oz. (142g) Max Line 7/16" (11mm)

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40mm/29mm Carbo Traveler BlockLow-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. Features: Sheave Ø (mm): 40 mm Sheave Ø (in): 1-9/16 in Maximum line Ø (mm): 8 mm Maximum line Ø (in): 5/16 in Maximum working load (kg): 150 kg Maximum working load (lb): 330 lb

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16mm Triple BlockThe 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: 16mm / 5/8in. Length: 46mm / 1-13/16in. Weight: 41g / 1.44oz Maximum line: 5mm / 7/32in Maximum working load: 318kg/ 700lb Breaking load: 544kg / 1200lb

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22mm Fiddle Micro Block with V-Jam & BecketLow-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: 22mm / 7/8in. Length: 102mm / 4in. Weight: 57g / 2oz. Shackle pin: 5mm / 3/16in. Maximum line: 6mm / 1/4in. Maximum working load: 159kg / 350lb Breaking load: 544kg/ 1200 lb

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40mm Carbo Air Block with SwivelLow-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: 40mm / 1-9/ 16in Length: 86mm / 3-3/8in Weight: 44g / 1.6oz Shackle pin: 4mm / 5/32in Maximum line: 10mm / 3/8in Maximum working load: 220kg / 485lb Breaking load: 735kg / 1620lb

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