Ronstan Ball Bearing, Series 50 – Double, Universal Head

Description

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.

Features:

• Low friction, 2-stage ball bearing system
• High static and dynamic load capacity
• Lightweight
• Cheek cut-outs for easy bearing maintenance
• Slotted pin shackle eliminates fouled lines

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