![Ronstan Series 30 Utility Block- Cheek, Curved Base [RF188]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/600x600/products/22289/22975/72301XL__05224.1530005328.jpg?c=2 "Ronstan Series 30 Utility Block- Cheek, Curved Base [RF188]")
![Ronstan Series 30 Utility Block- Cheek, Curved Base [RF188]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/1280x1280/products/22289/22975/72301XL__05224.1530005328.jpg?c=2 "Ronstan Series 30 Utility Block- Cheek, Curved Base [RF188]")
Product Overview
Series 30 Utility Block - Single, Becket, Tube Rivet Head
Features:
- Lightweight durable construction
- Economical
- Maintenance free
Product Information:
Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance.Hollow rivets accept fixing screws, shackles or can be used as a becket for extra purchase.
Applications:
- Vang, cunningham and trapeze retriever systems on dinghies
- Leech line tackles, bunk adjusters etc on larger yachts
Materials:
- U.V. stabilized Acetal sheaves
- Grade 316 stainless steel cheeks
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![Ronstan Series 30 Utility Block - Double, Tube Rivet [RF417]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/500x659/products/22287/22973/72299XL__50884.1530005325.jpg?c=2 "Ronstan Series 30 Utility Block - Double, Tube Rivet [RF417]")
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![Ronstan Series 30 Utility Block - Single, Swivel Shackle Head [RF467]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/500x659/products/22285/22971/72297XL__66156.1530005322.jpg?c=2 "Ronstan Series 30 Utility Block - Single, Swivel Shackle Head [RF467]")
![Ronstan Series 30 Utility Block - Single, Becket, Loop Head [RF681]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/500x659/products/22281/22967/72293XL__70837.1530005315.jpg?c=2 "Ronstan Series 30 Utility Block - Single, Becket, Loop Head [RF681]")
![Ronstan Series 30 Utility Block- Double, Loop Top and Becket [RF83]](https://cdn11.bigcommerce.com/s-6g54mu6qkm/images/stencil/500x659/products/22292/22978/72304XL__98448.1530005334.jpg?c=2 "Ronstan Series 30 Utility Block- Double, Loop Top and Becket [RF83]")