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Series 20 Triple Block with 2-Axis Shackle Head


Model # 1787282 | Mfg # RF20302
In stock online.

Series 20 Triple Block with 2-Axis Shackle Head. Two-stage bearing system with stainless-steel ball bearings handles high safe working loads. Designed for small-diameter, high-tech line on high-performance dinghies and control lines on sport and race boats. The triple block offers a formed loop head and extra shackle for mounting versatility.

Series 20 Triple Block with 2-Axis Shackle Head

Ball Bearings Stainless Steel
Becket No Becket
Diameter 1/4 Inch or 6 mm
Direction Any
Integral Cleat No Integral Cleat
Mount Type Side Shackle
Ratchet Non Ratcheting
Safe Working Load 880 Pounds
Sheave Diameter 20 mm
Type Triple
Weight 2.2 Ounces

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by PowerReviews
RonstanSeries 20 Blocks

(based on 1 review)

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Reviewed by 1 customer

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(1 of 1 customers found this review helpful)


Excellent Value!

By Gary

from Beaufort, SC

About Me Advanced

Verified Buyer


  • Attractive Design
  • Easy To Install
  • Easy To Use
  • Quality Construction


    Best Uses

    • Sailing
    • Small Boats

    Comments about Series 20 Blocks:

    I have found Ronstan products to be excellent value for the money. They are very well made, and seem to have the knack of making just the right part for my needs!

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