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Ronstan Series 40 BB Block, Fiddle, Becket, Cleat

$109.18
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SKU:
RONRF40530
Weight:
0.50 LBS
Shipping:
Calculated at Checkout
Size:
40 mm
Manufacturer part #: RF40530 1

Technical Description
Series 40 BB Fiddle Becket Block
1 9/16 in + 15/16 in
40 mm + 24 mm
5/16 in
8 mm
3/16 in
5 mm
770 lb
350 kg
2200 lb
1000 kg
5.7 oz
163 g
Manufacturer part #: RF40530Ronstan Series 40 Ball Bearing/ High Load Blocks

  • 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
  • Snap fit removable becket pin
  • Multi-position cleat arm
  • Low friction, 2-stage ball bearing system
  • High static and dynamic load capacity
  • Lightweight
  • Cheek cut-outs for easy bearing maintenance

  • 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. Quick adjusting cleat arms require no tools to adjust and fix securely in position. Becket pin is removeable so line can be spliced.

    Applications
  • Mainsheet
  • Halyard
  • Vang
  • Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8 m (26 ft)
  • Typically used in direct 4:1 purchase systems such as mainsheets and boom vangs
  • On larger boats they are used for fine-tune mainsheet tackles, outhauls, cunninghams, checkstays, genoa lead pullers and traveller controls

  • 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