![Harken 57mm Carbo Single Ratchet Block w/Swivel [2135] - BuoyMart.com Blocks Harken](http://buoymart.com/cdn/shop/files/84452XL.jpg?v=1741417509&width=1000)
![Harken 80mm Single Element Block Mastbase w/Swivel [6221] - BuoyMart.com Blocks Harken](http://buoymart.com/cdn/shop/files/86595XL.jpg?v=1741419239&width=1420)
![Harken 40mm/29mm Carbo Traveler Block [2649] - BuoyMart.com Blocks Harken](http://buoymart.com/cdn/shop/files/84445XL.jpg?v=1741417508&width=1420)
![Harken 57mm Carbo Single Ratchet Block w/Swivel [2135] - BuoyMart.com Blocks Harken](http://buoymart.com/cdn/shop/files/84452XL.jpg?v=1741417509&width=150)
Regular price
$84.95 USD
Regular price
$96.30 USD
Sale price
$84.95 USD
57mm Carbo Single Ratchet Block with Swivel
Carbo Ratchets allow sailors to hand-hold loaded lines and offer balance between holding power and controlled easing.
Features:
- On/off switch operates from both sides
- Standard grip: medium/light air; 10:1 holding power
- Sheave Ø (mm): 57 mm
- Sheave Ø (in): 2-1/4 in
- Maximum line Ø (mm): 10 mm
- Maximum line Ø (in): 3/8 in
- Maximum working load (kg): 227 kg
- Maximum working load (lb): 500 lb
