Description
Harken 45mm Single Block w/Swivel | Boat Supply Store
For demanding rigging applications on sailboats, dinghies, and small to medium yachts, this Harken 45mm Single Element Block provides a robust and corrosion-resistant solution. Its design supports a maximum line diameter of 12mm and boasts a working load limit of 700kg, ensuring reliable performance. The forged aluminum sideplates with hardcoat anodization contribute to its durability in harsh marine environments.
Key Features
- Forged aluminum and compound curve sideplates for superior strength
- Proven journal bearing ensures consistently smooth operation under load
- Hardcoat-anodized finish on sideplates delivers exceptional corrosion resistance
- Tough composite bearing sheave engineered for extended service life
- Swiveling head offers versatile line routing options
- Optimized for a maximum line diameter of 12mm
- High working load capacity of 700kg
- Durable construction for demanding marine environments
Specifications
| Product Specifications | |
|---|---|
| sheave_diameter | 45mm |
| length | 102mm |
| weight | 103g |
| shackle_pin_diameter | 6mm |
| maximum_line_diameter | 12mm |
| maximum_working_load | 700kg |
| breaking_load | 1400kg |
| sideplate_material | Forged Aluminum with Hardcoat Anodization |
| sheave_material | Composite Bearing |
Who This Is For
Sailors and boaters requiring a strong, corrosion-resistant single block for various rigging needs on dinghies and small to medium-sized yachts. This block offers a cost-effective solution without compromising essential performance characteristics.
How It Compares
| Feature | Harken 45mm Single Block w/Swivel | Competitor |
|---|---|---|
| Sheave Diameter | 45mm | — |
| Max Line Diameter | 12mm | — |
| Max Working Load | 700kg | — |
| Sideplate Material | Forged Aluminum | Composite |
Common Concerns Answered
Is this block as refined as Harken's premium lines?
The 'Element' series is designed for excellent performance and durability at a competitive price point. While it may not feature the same intricate finishing as Harken's higher-end blocks, its core strength and bearing technology are proven, making it a high-value choice for its intended applications.
Will the composite sheave wear out quickly under heavy use?
While composite sheaves are standard for many blocks and can show wear over extended, very heavy-duty use, this Harken sheave is engineered for a long service life. Its toughness is a key benefit, and wear is typically comparable to or better than other blocks in this class.
Does the lower price of the 'Element' series mean a compromise in performance?
The 'Element' series balances cost with essential performance. This 45mm block features robust forged aluminum sideplates and a proven bearing system, ensuring it meets the demanding load requirements (700kg WLL) and durability expectations for its intended marine use, distinguishing it from lower-quality alternatives.
Frequently Asked Questions
What is the maximum line diameter this Harken block can accommodate?
This Harken 45mm Single Element Block is designed to accommodate a maximum line diameter of 12mm.
What is the working load limit for the Harken 45mm Single Element Block?
The Harken 45mm Single Element Block has a maximum working load limit of 700kg.
What materials are used in the construction of the Harken 45mm Single Element Block?
The Harken 45mm Single Element Block features forged aluminum sideplates with hardcoat anodization and a tough composite bearing sheave.
Is this block suitable for saltwater use?
Yes, the hardcoat-anodized forged aluminum sideplates provide excellent corrosion resistance, making this block highly suitable for demanding saltwater environments.
What is the breaking load of the Harken 45mm Single Element Block?
The breaking load of the Harken 45mm Single Element Block is 1400kg.
