- Precision moulded acetal sheave running on stainless steel ball bearings provide high performance & low friction
- Single loop head blocks include an O-ring to separate running line from head lashing or fixing
- Smallest and lightest ball bearing blocks available – sheave diameter 15mm (5/8")
- 120kg, 260 lb MWL (single block)
- Shackle and soft-attachment compatible
- Ideal for control lines, vangs, cunninghams, shock cord tensioning systems etc on dinghies and OTB catamarans to 5m (16ft)