Ronstan RF50101 50mm Single Loop Top Block

Precision moulded Acetal sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performance over the full load range. Head can be locked at 0° or 90° by engaging the grub screw in either the 0 or 90 degree position.

Applications:

• Mainsheet
• Spinnaker sheets
• Halyards and other primary applications on boats up to 10m (33ft)

Materials:

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

Features:

• Sheave Diameter - 50mm
• Maximum Rope Diameter - 12mm
• Maximum working load - 500kg
• Breaking load 1500kg
• Weight 97g

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