Ronstan RF30285 Series 30 Ball Bearing Block Linked With Series 20 Block

The Ronstan RF30285 Series 30 Ball Bearing Block Linked
with Series 20 Block features sheaves running on Acetal
ball bearings that provide high performance and low friction. The
2-stage ball bearing system provides consistent performance over
the full load range.

Ronstan RF30285 Series 30 Ball Bearing Block Linked with
Series 20 Block Features:

• Primary lead blocks on dinghies and catamarans
• Control lines on larger yachts
• For dinghy barber haulers and spinnaker pole launching
  systems
• U.V. stabilised Acetal sheaves
• Acetal ball bearings
• Impact modified, fibre reinforced and U.V. stabilised Nylon
  cheeks
• Grade 316 stainless steel load straps and head
  fittings
• Acetal ball bearings
• UV stabilised Acetal sheave
• Grade 316 stainless steel load strap and head fitting
• Impact and UV resistant, fibre reinforced Nylon cheeks
• Low friction 2-stage ball bearing system provides consistent
  performance over the full working load range
• High static and dynamic load capacity
• Light weight
• Versatile head fittings

Ronstan RF30285 Series 30 Ball Bearing Block Linked with
Series 20 Block Specifications:

• Sheave diameter: 30 mm + 20 mm
• Max. Rope diameter: 8 mm + 6 mm
• M.W.L.: 250 kg
• B. L.: 550 kg
• Weight: 44 g