Ronstan Two-Speed Mainsheet System Bottom Blocks Only for RF72900 (RF72900B)

Ronstan Two-Speed Mainsheet System Bottom Blocks Only for RF72900

Ronstan
SKU:
RF72900B
|
UPC:
9316800304073
$1,259.06
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Description

RF72900B: 8:1 & 4:1 TWO-SPEED MAINSHEET BOTTOM BLOCKS ONLY
Bottom blocks for RF72900 two-speed system

FEATURES

  • Coarse and and fine tuning purchase system
  • Unrivalled 18:1 holding power
  • Dual sided On-Off switch
  • Low friction ball bearing system
  • Lightweight
  • Cheek cut-outs for easy bearing maintenance

SPECIFICATIONS

  • B.L. (kg) 2300
  • M.W.L. (kg) 1100
  • Max. Rope diameter (mm) 10
  • Weight (g) 1035

APPLICATIONS

  • Mainsheets on sportsboats and keelboats to 12m (40')
  • Max. mainsail area, END boom sheeting = 42sq m (452 sq ft)
  • Max. mainsail area, MID boom sheeting = 27sq m (290 sq ft)

MATERIALS

  • Carbon Black Acetal ball bearings
  • U.V. stabilised Acetal sheaves, alloy ratchet sheaves
  • Cheek plates: Anodised aluminium
  • Torlon® ratchet pawl
  • Adjustable cleat arms