Harken 45mm Double Element Block with Swivel – Durable Aluminum Sheave for Sailing and Marine Use

45mm Double Element Block with Swivel

Element blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Elements design pairs the minimum amount of metal required to protect the sheave with a proven journal bearing. So size for size, Element is priced significantly lower, than our previously least expensive blocks.

Sideplates are hardcoat-anodized to resist corrosion. A tough composite bearing sheave resists corrosion for a long service life.

Specifications:

• Sheave: 45mm / 1-3/4in
• Length: 108mm / 4-1/4in
• Weight: 180g / 6.3oz
• Shackle pin: 6mm / 1/4in
• Maximum line: 12mm / 1/2in
• Maximum working load: 875kg / 1929lb
• Breaking load: 1750kg / 3858lb

The Harken 6238 45mm Double Element Block with Swivel offers a robust and lightweight solution designed for demanding sailing applications. Crafted with forged aluminum sideplates featuring compound curves, this block combines strength and contemporary aesthetics. The sideplates are hardcoat-anodized for corrosion resistance, ensuring long-lasting performance even in harsh marine environments. The block’s design optimizes material use, providing a cost-effective yet highly durable component for your sailing rigging.

Its 45mm (1-3/4 inch) sheave is paired with a proven journal bearing, offering smooth operation and long service life. The sheave features a tough composite bearing that resists corrosion, making it suitable for both fresh and saltwater conditions. The block’s compact size, with a length of approximately 4-1/4 inches and a weight of just over 6 ounces, makes it easy to handle and install in tight spaces. The shackle pin measures 1/4 inch and is compatible with lines up to 1/2 inch (12mm) in diameter.

Designed to handle a maximum working load of 1929 pounds and a breaking load of 3858 pounds, this block provides reliable performance under high loads. Whether used on sailboats, dinghies, or other marine vessels, the Harken 45mm Double Element Block with Swivel ensures smooth, secure line handling and durable operation. Its combination of innovative engineering and high-quality materials makes it an essential component for serious sailors seeking dependable performance at an affordable price.

Features:

• Forged aluminum sideplates with compound curves for strength and contemporary design

• Hardcoat-anodized sideplates for corrosion resistance

• 45mm (1-3/4 inch) sheave with proven journal bearing for smooth operation

• Composite bearing sheave resists corrosion for long service life

• Lightweight at approximately 6.3 ounces with a length of 4-1/4 inches

• Shackle pin size: 1/4 inch, suitable for lines up to 1/2 inch (12mm)

• Maximum working load of 1929 pounds and breaking load of 3858 pounds