🚀 All Ronstan Products On Sale NOW

Ronstan Single Swivel Shackle Head Block, Series 20

Ronstan Single Swivel Shackle Head Block, Series 20

Product form

Ronstan designs and manufactures world-class blocks and pulleys for all types of sailing. The Series 20 uses 20mm ball bearing... Read more

Next day shipping

$26.69 $19.99 Excl. VAT

    • Guaranteed secure & safe checkout.

      shop pay
    • Shipped today? Order within: Sep 16, 2025 23:59:00 -0500
    • Free shipping on all orders above 50,00
    • No hassle returns, 30 days return
    Pay whenever you want

    Easily pay within 30 days after you have received your package.
    Read more

    Description

    Ronstan designs and manufactures world-class blocks and pulleys for all types of sailing. The Series 20 uses 20mm ball bearing sheaves and fits 6mm or 1/4" line.

    Features

    • Low friction, high performance, fiber reinforced polyamide sheave and cheeks, with precision moulded, UV stabilized Acetal sheaves running on stainless steel ball
    • Grade 316 stainless steel load strap and head fitting
    • High static and dynamic load capacity
    • Lightweight and durable

    Specifications

    • Pin diameter: 1/8 in. (3mm)
    • Maximum rope diameter: 1/4 in. (6mm)
    • Maximum working load: 550 lbs.
    • Sheave diameter: 3/4 in.
    • Breaking load: 1210 lbs.
    • Weight: 0.7 oz.

    Specifications

    • Weight: 200gr
    • Usage: Indoor & outdoor

    Pros and cons

    • Sustainably produced
    • Ideal for everyday use
    • May discolor in direct sunlight

    Top 10 best selling products

    You may also like these products. These products are rated as 'top 10 best of the best' by our clients

    Shop now

    Returns & Delivery

    When will my order be delivered?

    We ship worldwide. Your order will be packaged really carefully and delivered wherever you want. Delivery takes between 2-4 business days. You will receive an e-mail after ordering with more information about the delivery.

    Can I return my product?

    Orders can be returned or exchanged within 30 days of receiving the parcel, providing they are in original resalable condition.

    What can I do if my item (or part of it) is damaged?

    We work hard to deliver your items without damage. Orders can be returned or exchanged within 30 days of receiving the parcel, providing they are in original resalable condition.

    Collections with similar products

    Recently viewed products

      Login

      Forgot your password?

      Don't have an account yet?
      Create account

      Sign up for our newsletter

      Subscribe to our emails