![Ronstan Series 25 Utility Block - Single - Swivel Shackle Head [RF573] - BuoyMart.com Blocks Ronstan](http://buoymart.com/cdn/shop/files/55259XL.jpg?v=1741398596&width=1000)
By Ronstan
Ronstan Series 25 Utility Block - Single - Swivel Shackle Head [RF573]
Regular price
$21.27 USD
Regular price
$25.02 USD
Sale price
$21.27 USD
Unit price
per
Shipping calculated at checkout.
Availability:
Low stock: 9 left
SKU:
55259
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![Ronstan Series 25 Utility Block - Single - Swivel Shackle Head [RF573] - BuoyMart.com Blocks Ronstan](http://buoymart.com/cdn/shop/files/55259XL.jpg?v=1741398596&width=150)
Regular price
$21.27 USD
Regular price
$25.02 USD
Sale price
$21.27 USD
Series 25 Utility Block - Single - Swivel Shackle Head
Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets in the block heads can be fitted with shackles, which can also be used to add a becket for extra purchase.
Features:
- Lightweight durable construction
- Economical
- Maintenance free
Applications:
- Vang, cunningham and trapeze retriever systems on dinghies
- Leech line tackles, bunk adjusters, etc on larger boats
Materials:
- U.V. stabilized acetal sheaves
- Grade 316 Stainless Steel cheeks
Specifications:
Sheave Ø: 25mm(1")
Max. Rope Ø: 6mm(1/4")
Pin Ø: 4mm(5/32")
M.W.L.: 150kg(330lbs)
B. L.: 300kg(660lbs)
Weight: 20g(0.7oz)
