Description
Harken 80mm Mastbase Block | Boat Supply Store
Engineered for the demanding mastbase applications on performance cruisers and racers, this Harken 80mm Element Block provides exceptional load-bearing capacity and smooth operation. It safely manages lines up to 16mm with a robust 2200kg maximum working load, utilizing a hardcoat-anodized forged aluminum construction for superior durability and corrosion resistance. Ideal for mainsail halyards or control lines where a swiveling base is critical for efficient lead angles, especially in challenging offshore conditions.
Key Features
- Robust 80mm sheave diameter for efficient line handling
- High Capacity Accommodates lines up to 16mm (5/8") diameter
- Superior Strength Maximum working load of 2200kg (4850lbs)
- Durable Construction Forged aluminum and composite sideplates
- Corrosion Resistance Hardcoat-anodized finish for longevity
- Smooth Operation Tough composite bearing sheave with journal bearing
- Versatile Rigging Swiveling mastbase for optimal line angles
- Excellent Value Harken quality at a competitive price point
Specifications
| Product Specifications | |
|---|---|
| Sheave Diameter | 80mm |
| Max Line Diameter | 16mm |
| Max Working Load | 2200kg |
| Sideplate Material | Forged Aluminum |
| Bearing Type | Journal Bearing |
| Swivel Mastbase | Yes |
| Anodized Finish | Hardcoat |
Who This Is For
Performance-oriented sailors and racers who demand reliable and cost-effective rigging components will find this block ideal for their mastbase needs. Cruising yachtsmen also benefit from its robust construction for mainsail halyards or essential control lines.
How It Compares
| Feature | Harken 80mm Mastbase Block | Competitor |
|---|---|---|
| Sheave Diameter | 80mm | — |
| Max Line Diameter | 16mm | — |
| Max Working Load | 2200kg | — |
| Sideplate Material | Forged Aluminum | Composite |
| Bearing Type | Journal Bearing | Ball Bearing |
Common Concerns Answered
Is the journal bearing as efficient as a ball bearing system?
While ball bearings offer the absolute lowest friction, the journal bearing in this Harken block is exceptionally robust and highly efficient for its intended high-load mastbase applications, providing reliable performance and longevity.
Is Harken quality worth the investment?
Customer sentiment is overwhelmingly positive, praising the Element series for delivering Harken's signature robust build quality and reliable performance at a significantly more accessible price point than their premium series.
Will I have trouble finding this block in stock?
Due to high demand for Harken products, availability can occasionally be a factor, but stocking levels are managed to meet anticipated customer needs.
Frequently Asked Questions
What is the maximum line diameter this Harken block can accommodate?
This Harken 80mm Single Element Block Mastbase can accommodate lines up to 16mm (5/8") in diameter.
What is the maximum working load for the Harken 80mm Single Element Block Mastbase?
The Harken 80mm Single Element Block Mastbase has a maximum working load of 2200kg (4850lbs).
What materials are used in the construction of the Harken 80mm Element Block?
The Harken 80mm Element Block is constructed with forged aluminum and composite sideplates, featuring hardcoat-anodized surfaces and a tough composite bearing sheave.
Is this block suitable for offshore sailing applications?
Yes, its robust forged aluminum construction, hardcoat-anodized sideplates for corrosion resistance, and a high working load make it suitable for demanding offshore sailing applications, particularly for mainsail halyards.
What is the sheave diameter of this Harken block?
The sheave diameter of this Harken block is 80mm.
