Ronstan S20 BB Block,Single Loop Top (RF20101)

Precision moulded Acetal sheaves running on stainless steel or Torlon ball bearings provide high performance & low friction. Can be fitted with a shackle in either of two planes to allow correct alignment of the block.

Features:

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

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