5/16" (8mm) Ronstan Fiddle, V-jam Cleat, Tube Rivet Head Utility Block

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  • Lightweight durable construction
  • Economical
  • Maintenance free
  • Allows fast, sure cleating of control lines.

316 Stainless steel cheeks and UV stabilised Acetal sheaves ensure a long service life with virtually no maintenance.

Used for:

Vang, cunningham and trapeze retriever systems on dinghies

Leech line tackles, bunk adjusters etc on larger yachts

Reference Imperial Metric
Sheave Ø 1 1/8 in. 29 mm
 Max. Rope Ø  5/16 in. 8 mm
M.W.L. 660 lb. 300 kg
B. L. 1320 lb. 600 kg
Weight 2.1 oz. 60 g
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