Ronstan Series 40mm Double 2-Axis Shackle Head BB Block Handles Designed for intermittent operation

Designed for intermittent operation

Tear Drop Zinc 4-3/4"

allowing to connect the survivor to the boat

MATERIAL Synthetic

Prevents clogged filters that shut down engines

Ronstan Series 40mm Double 2-Axis Shackle Head BB Block Handles Designed for intermittent operationSheaves 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. Head can be locked at 0 or 90 by removing the shackle and changing the headpost orientation. Applications Mainsheet Halyard Vang Spinnaker control lines on off the beach catamarans, one design classes and sportsboats up to 8m (26ft)