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40mm Twing Block
Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming.
Features:
Opening side plate - Easy to rig and remove from sheet
Spring biased to open when unlatched - One-handed operation
Roller at pivot base - Use 1:1 or 2:1 up-down control
Carbo Air® block construction - High strength for durability and lightweight for maximum float in light air
Uses:
Dinghies, sport boats, and small keelboats
Spinnaker sheet and guy control
Code zero sheet up-down control
Specifications:
Sheave Ø (mm): 40 mm
Sheave Ø (in): 1-9/16 in
Length (mm): 89 mm
Length (in): 3-1/2 in
Weight (g): 86 g
Weight (oz): 3 oz
Maximum line Ø (mm): 12 mm
Maximum line Ø (in): 3/8 in
Maximum working load (kg): 275 kg
Maximum working load (lb): 606 lb
Breaking load (kg): 825 kg
Breaking load (lb): 1818 lb
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63.43 |
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40mm Carbo Block Single with Swivel & Bracket
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.
Features:
Sheave Ø (mm): 40 mm
Sheave Ø (in): 1-9/16 in
Maximum line Ø (mm): 10 mm
Maximum line Ø (in): 3/8 in
Maximum working load (kg): 220 kg
Maximum working load (lb): 485 lb
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34.08 |
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40mm Carbo Block with Spring & Eyestrap
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.
Features:
Sheave Ø (mm): 40 mm
Sheave Ø (in): 1-9/16 in
Maximum line Ø (mm): 10 mm
Maximum line Ø (in): 3/8 in
Maximum working load (kg): 220 kg
Maximum working load (lb): 485 lb
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32.23 |
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40mm Carbo Block 90° Fixed Head
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.
Features:
Sheave Ø (mm): 40 mm
Sheave Ø (in): 1-9/16 in
Maximum line Ø (mm): 10 mm
Maximum line Ø (in): 3/8 in
Maximum working load (kg): 220 kg
Maximum working load (lb): 485 lb
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32.65 |
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1 Ton Twing Block
The Twing block features a spring-loaded side opening mechanism for true one-handed rigging, even while wearing sailing gloves. Black anodized aluminum sideplates are edged with robust bumpers to protect the block, topsides, and deck. The sheave is aluminum rolling on a bearing system shared with Harken's existing 2.3T high-load snatch block.
Features:
Side opening side plate - Easy to rig and remove from sheet
Spring loaded button release - Quick one-handed rigging
Anti-capsize bar - Keeps sheave aligned on sheet
ULC main bearing - Sheave turns smoothly under extreme loading
Sideload balls - Carry loads especially when the block is not aligned in light air
Thimble at pivot base - Use 1:1 or 2:1 up-down control
Machined aluminum inner sideplates - High strength, low weight
Soft polyurethane outer side plate bumpers - Protects block and deck
Uses:
Twing, tweaker control for code zero sheets
Can be used as a snatch block when combined with a soft shackle
Spinnaker sheet and guy control
Specifications:
Sheave Ø (mm): 38.5 mm
Sheave Ø (in): 1-1/2 in
Maximum line Ø (mm): 11 mm
Maximum line Ø (in): .43 in
Maximum working load (kg): 1000 kg
Maximum working load (lb): 2205 lb
Breaking load (kg): 2000 kg
Breaking load (lb): 4409 lb
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192.30 |
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40mm Carbo Air Block with Swivel
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: 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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29.28 |
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40mm Carbo Air Double Swivel 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.
Specifications:
Sheave Ø (mm)40 mm
Sheave Ø (in)1 9/16 in
Maximum line Ø (mm)10 mm
Maximum line Ø (in)3/8 in
Maximum working load (kg)440 kg
Maximum working load (lb)970 lb
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66.31 |
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40mm Carbo Air Double Swivel Block with Becket
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 Ø (mm)40 mm
Sheave Ø (in)1 9/16 in
Maximum line Ø (mm)10 mm
Maximum line Ø (in)3/8 in
Maximum working load (kg)440 kg
Maximum working load (lb)970 lb
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71.11 |
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40mm Carbo Air Triple Swivel 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.
Specifications:
Sheave Ø (mm)40 mm
Sheave Ø (in)1 9/16 in
Maximum line Ø (mm)10 mm
Maximum line Ø (in)3/8 in
Maximum working load (kg)660 kg
Maximum working load (lb)1455 lb
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109.48 |
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40mm Carbo Air Triple Swivel Block with Becket
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 Ø (mm)40 mm
Sheave Ø (in)1 9/16 in
Maximum line Ø (mm)10 mm
Maximum line Ø (in)3/8 in
Maximum working load (kg)660 kg
Maximum working load (lb)1455 lb
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114.25 |
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40mm Carbo Air Double Fixed 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.
Speciications:
Sheave Ø (mm)40 mm
Sheave Ø (in)1 9/16 in
Maximum line Ø (mm)10 mm
Maximum line Ø (in)3/8 in
Maximum working load (kg)440 kg
Maximum working load (lb)970 lb
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55.34 |
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40mm Carbo Air Double Fixed Block with Becket
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 Ø (mm)40 mm
Sheave Ø (in)1 9/16 in
Maximum line Ø (mm)10 mm
Maximum line Ø (in)3/8 in
Maximum working load (kg)440 kg
Maximum working load (lb)970 lb
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60.11 |
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40mm Carbo Air Cheek 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.
Specifications:
Sheave Ø (mm)40 mm
Sheave Ø (in)1 9/16 in
Maximum line Ø (mm)10 mm
Maximum line Ø (in)3/8 in
Maximum working load (kg)220 kg
Maximum working load (lb)485 lb
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28.16 |
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40mm Carbo Air Block with Cam Cleat
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 Ø (mm)40 mm
Sheave Ø (in)1 9/16 in
Maximum line Ø (mm)6 mm
Maximum line Ø (in)1/4 in
Maximum working load (kg)68 kg
Maximum working load (lb)150 lb
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95.46 |
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40mm Carbo Air Block with Cam Cleat & Becket
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 Ø (mm)40 mm
Sheave Ø (in)1 9/16 in
Maximum line Ø (mm)6 mm
Maximum line Ø (in)1/4 in
Maximum working load (kg)136 kg
Maximum working load (lb)300 lb
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100.32 |
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