Composite triple ball bearing block with becket. This new ball block is extremely light and strong. Used for jib and mainsheet adjustments on dinghies and small fixed keel boats. Delrin® sheave and balls. Composite cheeks, stainless steel rivets (AISI 316).
Single block features:
Diameter sheave: 38 mm.
Maximum sheet diameter: 10 mm.
Overall height: 80 mm.
Weight: 42 gr.
Breaking load: 600 kg.
Working load: 230 kg.
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