Product Details
40mm Carbo Single Fixed Block
Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.
Features:
- Sheave Ø (mm): 40 mm
- Sheave Ø (in): 1-9/16 in
- Maximum line Ø (mm): 10 mm
- Maximum line Ø (in): 3/8 in
- Maximum working load (kg): 220 kg
- Maximum working load (lb): 485 lb

![Ronstan Kite Block - Black w/White Sheave (Pair) [RF13101-2] - Rough Seas Marine](http://roughseasmarine.com/cdn/shop/products/55071XL_{width}x.jpg?v=1677092424)
![Ronstan Series 30 Ball Bearing Orbit Block - Cheek [RF35151] - Rough Seas Marine](http://roughseasmarine.com/cdn/shop/products/55176XL_{width}x.jpg?v=1677092481)
![Ronstan Series 50 All Purpose Block - Single - Universal Head [RF51100] - Rough Seas Marine](http://roughseasmarine.com/cdn/shop/products/55253XL_{width}x.jpg?v=1677092525)
![Ronstan Series 30 Block - Single - Loop Top [RF280] - Rough Seas Marine](http://roughseasmarine.com/cdn/shop/products/55161XL_{width}x.jpg?v=1677092470)
![Ronstan Series 40 All Purpose Block - Single - Universal Head [RF41100] - Rough Seas Marine](http://roughseasmarine.com/cdn/shop/products/55201XL_{width}x.jpg?v=1677092491)
![Harken 22mm Fiddle Micro Block w/V-Jam [244]](http://roughseasmarine.com/cdn/shop/files/79042XL_{width}x.jpg?v=1699443489)
![Barton Single DO 550 Rope Clutch Cruising Racing Max 12mm Line [81500]](http://roughseasmarine.com/cdn/shop/files/109038XL_{width}x.jpg?v=1748919353)
