Selden Blocks Roller Bearing

Selden Blocks – Roller Bearing

Low resistance at high, dynamic loads is the main characteristic of Selden 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.

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: 60 mm body, RBB80: 80 mm body
Set screw. Switching from swiveling to fixed shackle.
Machined, black anodised aluminium cheeks.
Swivel pin is hollow to reduce weight
RBB60: 80 mm pin, RBB80: 10 mm pin

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