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BRS Spinnaker Block
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BRS Spinnaker Block

BRS Spinnaker Block

This jammer block is for situations where a fixed foot block can’t help: peeling spinnakers, or changing a sheet winch

·         Controlled spinnaker handling

·         Attached with webbing strop, positioned on a toe rail or padeye

·         No drilling and no clutter on deck

·         Plain bearing sheave provides smooth running at low loads

·         Excellent durability at high loads

·         Strop allows fullest rotation for spinnaker sheet use

·         CAM has three distinct operating modes


Sheave Diameter / Type 

BRS/50 - 50mm (2") composite
BRS/63 - 63mm (2 1/2") alloy

SWL Sheave 

BRS/50 - 800kg (1760lbs)
BRS/63 - 1200kg (2640lbs)

Safe Cam Load 

BRS/50 - 160kg (352lbs)
BRS/63 - 240kg (528lbs)

Line Diameter 

BRS/50 - 6-10mm (1/4-3/8")
BRS/63 - 8-12mm (5/16-1/2



BRS/50 - 250g (8.8oz)
BRS/63 - 365g (12.8oz)


Soft fastening (attached)