Ronstan RF15180 Series 15 Single Block, Swivel Head Hook Women-Waterwear-Tech-Bottoms Power3 ratchet blocks provide sailors

Power3 ratchet blocks provide sailors that race small one-designs with three holding-power options to handle a variety of wind and sea conditions

The Allen high tension stainless steel block range is specifically intended for use where wire

Designer Julian Bethwaite had also been thinking along the same lines and had produced a prototype of the keyball trapeze system

The locking block is also now captive so that the vane can not be easily lost and it keeps it perfectly balanced

so it can be tied off to the Topper sail clew eye to prevent loss

Ronstan RF15180 Series 15 Single Block, Swivel Head Hook Women-Waterwear-Tech-Bottoms Power3 ratchet blocks provide sailorsSmallest and lightest ball bearing block available. Precision moulded acetal sheave running on stainless steel ball bearings provide high performance & low friction. 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: 200kg Weight: 13g