Ronstan RF15100 Series 15 Single Block, Swivel Shackle Head

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Smallest and lightest ball bearing block available. Precision moulded acetal sheave running on stainless steel ball bearings provide high performance & low friction. Single loop he ad blocks include an O-ring to separate running line from head lashing or fixing. Can be used for control lines, vangs, cunninghams and tweakers as well as for shock cord tensioning systems. Sheave diameter: 15mm Maximum rope diameter: 5mm Maximum working load: 120kg Breaking load: 400kg Weight: 11g Show more