Ronstan Series 40 Ball Bearing Double Block - RF40200

Double sheave block with swivel shackle head (non-locking). 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.

Features:

• Low friction Acetal or Torlon® bearing system
• Lightweight
• Cheek cut-outs for easy bearing maintenance
• Features a swivel shackle head for full 360 deg. rotation
• Applications:
  • Mainsheet
  • Halyard
  • Vang
  • Spinnaker control lines on off-the-beach catamarans, one design classes and sports boats up to 26' (8 m)

Specifications:

• Type of Block: Double
• Breaking Load: 2645.5 lbs (1200 kg)
• Maximum Working Load: 1102.3 lbs (500 kg)
• Maximum Rope Diameter: 0.39" (10 mm)
• Weight: 4.73 oz (134 g)