Ronstan Series 25 Utility Block - Single Swivel Ring Head [RF2332]
Series 25 Utility Block - Single Swivel Ring Head
Lightweight durable construction
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.
Vang, cunningham and trapeze retriever systems on dinghies
Leech line tackles, bunk adjusters etc on larger yachts