Description
HARKEN 57mm Ratchamatic Block 1.5X – 2165
HARKEN 57mm Ratchamatic Block 1.5X – 2165 is a Harken Carbo-family block built for efficient line handling with a high strength-to-weight ratio and low-friction operation.
- Power3 Carbo Ratchamatic® ratchet block with automatic load-sensing engagement.
- Rolls freely under low loads and activates ratchet mode as sheet load increases.
- Provides smooth, seamless shifting between light-air and high-load operation.
- Ideal for small one-design sailboats needing adjustable holding-power options.
- Offers 1.5x grip and 15:1 holding power for breeze-on and puff conditions.
HARKEN 57MM Ratchamatic Block 1.5X – 2165. Power3 Carbo Ratchamatic® ratchet block with automatic load-sensing engagement Rolls freely under low loads and activates ratchet mode as sheet load increases Provides smooth, seamless shifting between light-air and high-load operation Ideal for small one-design sailboats needing adjustable holding-power options Offers 1.5x grip and 15:1 holding power for breeze-on and puff conditions
For best results, confirm the Harken part number and system compatibility before installation, and operate the hardware within Harken’s published line-size and load limits.
Specifications
- Manufacturer: Harken
- Part Number: 2165
- Series / Family: Carbo Ratchet
- Nominal Size: 57 mm
- Construction: Fiber-reinforced composite / Carbo family



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