Harken 29mm Carbo Air Blocks
HAR-348
High Load, lightweight, multiple configuration range
Sheave Diameter: 29mm
Tough, fibre-reinforced composite construction
Open 'Air' profiling cuts out unnecessary weight
Delrin acetal resin UV-stabilised ball bearings
Free running ball bearings on curved races for low friction efficiency and high load dispersal
More Information
Features
Harken 29mm Carbo Air Blocks are manufactured from robust, fibre-reinforced composite in multiple configurations to suit any running rigging system.
Harken 29mm Ball Bearing Carbo Air Blocks: Facts, Features and Plus Factors
- High Load, lightweight, multiple configuration range
- Sheave Diameter: 29mm
- Tough, fibre-reinforced composite construction
- Open 'Air' profiling cuts out unnecessary weight
- Delrin acetal resin UV stabilised ball bearings
- Free running ball bearings on curved races for low friction efficiency and high load dispersal
- U-Locks on double and triple sheave blocks - holds the swivel in front/side position or allows free spinning
- Compact cam arm supports high-load 5:1 or 6:1 purchase on triple sheave blocks
- Line shredding cheek block with small mounting footprint and drain holes
Harken 29mm Carbo Air Blocks are ideal for Outhauls, Cunninghams, Vangs, traveller controls, barberhaulers and similar running rigging systems.
| Harken Reference | Block Configuration | MBL | MWL | Weight | Maximum Line Ø |
|---|---|---|---|---|---|
| 348 | Single Fixed | 454kg | 150kg | 23g | 8mm |
| 349 | Single Stand-up | 454kg | 150kg | 31g | 8mm |
| 340 | Single Swivel | 454kg | 150kg | 26g | 8mm |
| 341 | Single Swivel Becket | 454kg | 150kg | 28g | 8mm |
| 342 | Double Swivel | 737kg | 299kg | 51g | 8mm |
| 343 | Double Swivel Becket | 737kg | 299kg | 54g | 8mm |
| 344 | Triple Swivel | 907kg | 449kg | 74g | 8mm |
| 345 | Triple Swivel Becket | 907kg | 449kg | 77g | 8mm |
| 346 | Triple Cam | 680kg | 340kg | 130g | 6mm |
| 347 | Triple Cam Becket | 816kg | 408kg | 133g | 6mm |
| 352 | 90degree Fixed Head | 454kg | 150kg | 26g | 8mm |
| 350 | Cheek | 454kg | 150kg | 17g | 8mm |
| 353 | Traveller | 454kg | 150kg | 34g | 8mm |
| 371 | Clew Block | 454kg | 150kg | 51g | 8mm |
| 381 | Double Fixed | 737kg | 299kg | 34g | 8mm |
MBL = Harken Manufacturer Break Load
MWL = Harken Maximum Working Load
Ø = diameter
- Block Size - 29 mm
