Single ball bearing block. Extremely light, the sheaves run on twin races of Delrin® ball bearings for minimum friction. Usually employed on small boat for traveller regulations, boom vangs and barber haulers. Delrin® cheeks, sheave and ball bearings. Stainless steel (AISI 316) load straps.
Specification single block:
Sheave diameter: 28 mm.
Maximum line size: 8 mm.
Overall height: 51 mm.
Weight: 24 gr.
Breaking load: 750 kg.
Maximum working load: 150 kg.
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