Product Details
Nylatron Sheave Box - Single Upright Lead Block
Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers.When mounted in an inverted position, are frequently used as upright leads.
Features:
The external tabs can be formed to fit the spar profile before fastening
Applications:
Typically used in dinghy spars for control lines such as outhauls
Materials:
- Nylatron® sheave
- Grade 316 stainless steel load housing
Specifications:
Sheave Ø: 22mm(7/8")
Max. Rope Ø: 3mm(1/8")
Max. Cable Ø: 3mm(1/8")
Fastener Ø: 5mm(3/16")
M.W.L.: 160kg(350lbs)
B. L.: 350kg(700lbs)
Weight: 30g(1.1oz)

![Lewmar 60mm HTX Block - Single [29196001] - Rough Seas Marine](http://roughseasmarine.com/cdn/shop/products/94311XL_{width}x.jpg?v=1677108060)
![Schaefer Clamp-On Furling Line Stanchion Lead Block - 1" Ball Bearing [300-34] - Rough Seas Marine](http://roughseasmarine.com/cdn/shop/products/74705XL_{width}x.jpg?v=1677098762)
![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 40 All Purpose Block - Single - Stand Up [RF41140] - Rough Seas Marine](http://roughseasmarine.com/cdn/shop/products/55205XL_{width}x.jpg?v=1677092494)
![Ronstan Series 30 Ball Bearing Orbit Block - Single - Becket - Swivel Shackle Head [RF35100] - Rough Seas Marine](http://roughseasmarine.com/cdn/shop/products/55173XL_{width}x.jpg?v=1677092478)
![Ronstan Series 20 Ball Bearing Orbit Block - Single - Dyneema Lashing - Becket Option [RF25109] - Rough Seas Marine](http://roughseasmarine.com/cdn/shop/products/55155XL_{width}x.jpg?v=1677092467)
![Lewmar 72mm Synchro Block - Single [29927201BK] - Rough Seas Marine](http://roughseasmarine.com/cdn/shop/products/94303XL_{width}x.jpg?v=1677108057)
