Ronstan Series 40 Ball Bearing Block Double Swivel Head RF40200
Dtech Marine Dtech Marine online store
  • Home
  • Collections
    • collections
  • Catalog
  • Products
  • About Us
  • Contact
Cart:0item(s) – $0.00
  • Home
  • Sailing - Blocks
  • Ronstan Series 40 Ball Bearing Block Double Swivel Head RF40200
Ronstan Series 40 Ball Bearing Block - Double - Swivel Head [RF40200]

type: Blocks
Vendor: Ronstan

Description:

Series 40 Ball Bearing Block - Double - Swivel Head

Features:

  • Low friction Acetal or Torlon® bearing system
  • Lightweight
  • Cheek cut-outs for easy bearing maintenance
  • Features a swivel shackle head for full 360° rotation

Sheaves 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.

Applications:

  • Mainsheet
  • Halyard
  • Vang
  • Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8m (26ft)
  • ← Previous Product
  • Next Product →

Other fine products

  • Lewmar 72mm HTX B...
    $121.99
  • Lewmar 72mm Synch...
    $55.99
  • Ronstan Series 30...
    $30.69
  • Barton Size 5 54m...
    $64.65

Information

  • Contact Information
  • Privacy Policy
  • Refund Policy
  • Shipping Policy
  • Terms of Service

My account

Follow us

  • Twitter
  • Youtube
  • Instagram

Online support

1-800-985-9120

© 2026 Dtech Marine. All Rights Reserved. } Powered by Shopify.