Ronstan Series 15 Single Hook Head Block (RF15180).
Dinghy sailors no longer need to consider a trade-off between performance and weight. The Ronstan Series 15 utility blocks range of high-performance dinghy blocks are the smallest we've ever made – and the smallest on the market. A precision moulded acetal sheave running on stainless steel ball bearings provides high performance and low friction. This range is perfect for all dinghies from Optimists to foiling Moths and come with a variety of attachment options from through-hull to saddles and soft lashings.
> Product Specifications
Technical Description
Hook Head Block
5/8 in
15 mm
3/16 in
5 mm
260 lb
120 kg
440 lb
200 kg
0.4 oz
13 g
> Product Features
• Smallest and lightest ball bearing block available.
• 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.
• Shackle and soft-attachment compatible.
• Ideal for control lines, vangs, cunninghams, shock cord tensioning systems etc on dinghies and OTB catamarans to 5m (16ft).
• 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.
• Shackle and soft-attachment compatible.
• Ideal for control lines, vangs, cunninghams, shock cord tensioning systems etc on dinghies and OTB catamarans to 5m (16ft).
> Product Material
• BB sheaves: UV stabilised acetal.
• Ball bearings: Stainless steel.
• Cheeks: Grade 316 stainless steel.
• Ball bearings: Stainless steel.
• Cheeks: Grade 316 stainless steel.