Selden Blocks – RBB80 Double

Low resistance at high, dynamic loads are the main characteristics of Selden RBB. The ability to easily release a highly loaded backstay tackle, german sheeting boom, a spinnaker haylard or a kicker tackle makes for fast, safe & uncomplicated maneuvers. You will find yourself focusing on what really matters. Boat speed.

  • Designed for high load, dynamic applications.
  • Machined, black anodised aluminium cheeks & Torlon roller bearings.
  • PA washer insulates stainless from aluminium to prevent corrosion.
  • Shackle features a 0 6/8 mm body and 0 8/10 mm pin, a strong & lightweight combination.
  • Swivel pin is hollow & chamfered to reduce weight.
  • Acetal ball bearing stabilize the sheave when subjected to side loads.



Weight: 667.00 g

Safe working Load: 2500 kg

Breaking Load: 5000 kg

Max line size: 14 mm

Pin diam: 10 mm

Shackle diam: mm

System: RBB80

Block type: double

Additional information

Weight 2 lbs
Dimensions 4 × 3 × 7 in