Ronstan Series 40 BB Double Utility Block - Swivel Shackle Head (Non-locking) Gas Leak prevents drying out and cracking

prevents drying out and cracking and removes ingrained dirt

colour coding and industrial applications

- Stop corrosion

Wet area with mop

It gives great protection against alcohol and other household chemicals

Ronstan Series 40 BB Double Utility Block - Swivel Shackle Head (Non-locking) Gas Leak prevents drying out and crackingRonstan Series 40 Ball Bearing Double Utility Block, Swivel Shackle Head (Non locking) RF40200 Low friction Acetal or Torlon bearing system Lightweight Cheek cut outs for easy bearing maintenance Features a swivel shackle head for full 360 rotation Applications Mainsheet Halyard Vang Spinnaker control lines on off the beach catamarans, one design classes and sportsboats up to 8m (26ft) Materials Acetal ball bearings UV stabilised Acetal sheave Grade