Ronstan Series 40 BB Block, Fiddle

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.Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required

Our Part # RON-RF40500 | Ronstan Part # RF40500

Features:

• Low friction Acetal or Torlon bearing system
• Lightweight
• Cheek cut-outs for easy bearing maintenance
• Captive Lock™ universal head
• Slotted pin shackle eliminates fouled lines
• Low friction, 2-stage ball bearing system
• High static and dynamic load capacity