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Ronstan Single - RF31712
Ronstan Single Sheave Box 30mm RF31712

Ronstan Single Sheave Box 30mm RF31712



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): 27
C (mm): 14
D (mm): 5
Max. Rope Ø (mm): 8
Sheave Ø (mm): 30
Max. Cable Ø (mm): 4
B. L. (kg): 800
M.W.L. (kg): 375
Weight (g): 45