Ronstan Series 25 Utility Block - Single - Swivel Shackle Head [RF573] Brand_Boss Audio Great for use on heavy

Great for use on heavy fiberglass doors including transom fish door

Koden - 12kW [RB717A]

or 36 volt 2-wire systems

Proven long-life design

Ronstan Series 25 Utility Block - Single - Swivel Shackle Head [RF573] Brand_Boss Audio Great for use on heavySeries 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