
The Ronstan RF417 Series 29 Double Block features
stainless steel cheeks and Acetal sheaves that ensure a long
service life with virtually no maintenance.
Ronstan RF417 Series 29 Double Block Features:
- Lightweight durable construction
- Economical
- Maintenance free
- U.V. stabilised Acetal sheaves
- Grade 316 stainless steel cheeks
- Applications:
- Vang, cunningham and trapeze retriever systems on
dinghies - Leech line tackles, bunk adjusters etc on larger yachts
Ronstan RF417 Series 29 Double Block
Specifications:- Sheave diameter: 28 mm
- Max. Rope diameter: 8 mm
- M.W.L.: 450 kg
- B. L.: 1300 kg
- Weight: 40 g
- Vang, cunningham and trapeze retriever systems on





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