Low resistance at high, dynamic loads is the main characteristic of Seldén Roller Bearing Blocks (RBB). The ability to easily release a highly loaded backstay tackle, a main sheet, a spinnaker halyard or a kicker tackle makes for fast, safe and uncomplicated maneuvers.

You will find yourself focusing on what really matters - Boat speed.

Technical details:

  • Torlon rollers
  • Insulating washer
  • Acetal ball bearings stabilize the sheave when subjected to side loads
  • Machined, black anodised aluminium sheave

Shackle details:

  • RBB60: 6 mm body, RBB80: 8 mm body
  • Set screw. Switching from swiveling to fixed shackle.
  • Machined, black anodised aluminium cheeks.
  • Swivel pin is hollow to reduce weight
  • RBB60: 8 mm pin, RBB80: 10 mm pin

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SELDEN RBB60 single block 406-201-01

SELDEN PBB60 single block 406-001-01 Specifications: Weight: 205.00 g Safe working Load: 1500 k..

256.99€ Ex Tax: 212.39€

SELDEN RBB80 single block 408-201-01

SELDEN RBB80 single block 408-201-01 Specifications: Weight: 417.00 g Safe working Load: 2500 k..

550.99€ Ex Tax: 455.36€