Ronstan Series 30 Ball Bearing Orbit Block - Double [RF35202]

Description

Series 30 Ball Bearing Orbit Block™ - Double

Ball Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options.
Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fiber-reinforced composites in the block head, cleat arms and beckets.

Features:

  • Lightweight
  • Highest working load in its class
  • Secure, versatile and secure attachement
  • Low profile and compact


Applications:
  • Mainsheet systems and spinnaker sheets on dinghies to 5M(16')
  • Halyard, vang and backstay applications on boats to 5M(16')
  • Control line applications on larger yachts


Materials:
  • Sheave: High compression strength carbon black Acetal
  • Ball Bearings: High compression strength Acetal
  • Frame/Cheeks: Toughened, glass fiber reinforced Nylon
  • Link: UV stabilized, multi-strand impregnated SK75 Dyneema®


Specifications:
Sheave Ø: 30mm(1-3/16")
Max. Rope Ø: 8mm(5/16")
M.W.L.: 450kg(990lbs)
B. L.: 900kg(1,980lbs)
Weight: 50g(1.7oz)


Quick Guide (pdf)
Product form

Series 30 Ball Bearing Orbit Block™ - DoubleBall Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved... Read more

SKU: CWR-55177
Barcode: 9316800404971

6 in stock

$48.16$43.50

    • Price Match Guarantee
    • Free Shipping on orders over $200
    • Secure Checkout
    • Shipped today? Order within: Sep 10, 2026 15:00:00 -0400

    Description

    Series 30 Ball Bearing Orbit Block™ - Double

    Ball Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options.
    Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fiber-reinforced composites in the block head, cleat arms and beckets.

    Features:

    • Lightweight
    • Highest working load in its class
    • Secure, versatile and secure attachement
    • Low profile and compact


    Applications:
    • Mainsheet systems and spinnaker sheets on dinghies to 5M(16')
    • Halyard, vang and backstay applications on boats to 5M(16')
    • Control line applications on larger yachts


    Materials:
    • Sheave: High compression strength carbon black Acetal
    • Ball Bearings: High compression strength Acetal
    • Frame/Cheeks: Toughened, glass fiber reinforced Nylon
    • Link: UV stabilized, multi-strand impregnated SK75 Dyneema®


    Specifications:
    Sheave Ø: 30mm(1-3/16")
    Max. Rope Ø: 8mm(5/16")
    M.W.L.: 450kg(990lbs)
    B. L.: 900kg(1,980lbs)
    Weight: 50g(1.7oz)


    Quick Guide (pdf)

    Reviews

    Ronstan Series 30 Ball Bearing Orbit Block - Double [RF35202]

    Ronstan Series 30 Ball Bearing Orbit Block - Double [RF35202]

    0 out of 5 stars

    This product has no reviews yet

    Write a review

    Recently viewed products

    © 2026 Safe Water, Powered by Safe Water

      • American Express
      • Apple Pay
      • Diners Club
      • Discover
      • Google Pay
      • Mastercard
      • PayPal
      • Shop Pay
      • Visa

      Login

      Forgot your password?

      Don't have an account yet?
      Create account