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Ronstan Single - RF41712
Ronstan Single - Sheave Box 40mm RF41712

Ronstan Single - Sheave Box 40mm RF41712



Ronstan manufactures an extensive range of sheave boxes for use with rope and wire. Plain bearing sheaves are ideal for halyards and other applications where high static loads are likely to be encountered.


Ideal for applications where lines (rope or wire) need to be led through decks, bulkheads or spars minimising friction and chafing


Nylatron® sheave
Grade 316 stainless steel cheeks


B (mm): 33
C (mm): 17
D (mm): 5
Max. Rope Ø (mm): 10
Sheave Ø (mm): 40
Max. Cable Ø (mm): 5
B. L. (kg): 1000
M.W.L. (kg): 500
Weight (g): 75