Ronstan Series 20 Single Block Swivel Shackle Head

Ronstan series 20 ball bearing block with swivel shackle head.
Precision moulded Acetal sheaves running on stainless steel ball bearings provide high performance & low friction.They are typically used as lead blocks or to create powerful, efficient purchase systems 

Applications

• Dinghy control lines
• Dinghy vangs
• Cunninghams
• Traveller controls

Materials

• Stainless steel ball bearings
• UV stabilised Acetal sheave
• Grade 316 stainless steel load strap and head fitting
• Impact and UV resistant, fibre reinforced Nylon cheeks

Features

• Low friction
• High static and dynamic load capacity
• Lightweight