Product Details
57mm Carbo Quad Block - Swivel
Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, compact blocks have very high working loads for safe, easy trimming.
Features:
- 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) 1080 kg
- Maximum working load (lb) 2380 lb

![Barton Marine Single Fixed Eye [N00110]](http://roughseasmarine.com/cdn/shop/files/99145XL_{width}x.jpg?v=1733494313)
![Barton Single DO 550 Rope Clutch Cruising Racing Max 12mm Line [81500]](http://roughseasmarine.com/cdn/shop/files/109038XL_{width}x.jpg?v=1748919353)
![Barton Large Snatch Block f/Yachts Up to 40' (12.2M) - Stainless Steel Snap [90401]](http://roughseasmarine.com/cdn/shop/files/109048XL_{width}x.jpg?v=1749439157)
![Barton Marine Size 2 Single Cheek Block [N02160]](http://roughseasmarine.com/cdn/shop/files/99143XL_{width}x.jpg?v=1733494298)
![Barton Marine Size 2 Single Swivel Block [N02130]](http://roughseasmarine.com/cdn/shop/products/99122XL_{width}x.jpg?v=1681855445)
![Harken 40mm Carbo Air Block w/Cam Cleat [2645] - Rough Seas Marine](http://roughseasmarine.com/cdn/shop/products/79744XL_{width}x.jpg?v=1677111363)
![Harken 57mm Carbo Air Block w/Swivel [2600] - Rough Seas Marine](http://roughseasmarine.com/cdn/shop/products/79072XL_{width}x.jpg?v=1677111352)
