Ronstan RF41100 single swivel block for light rigging Ronstan RF41100 single swivel block for light rigging
Ronstan RF41100 single swivel block for light rigging

Ronstan

Ronstan RF41100 Single Swivel Block | Light-Duty Marine Pulley

$65.10
Tax included.

The Ronstan RF41100 is a lightweight, compact single swivel block designed for light-duty rigging applications. Ideal for control lines, flag halyards, or low-load systems on dinghies and small boats, this block provides smooth rotation and reliable performance in a minimal footprint.

Featuring a free-swiveling head, the RF41100 helps reduce line twist and allows for flexible mounting options in limited spaces. Built with UV-resistant materials and corrosion-resistant construction, it's a great addition to your onboard sailing hardware or general-purpose marine setup.

✅ Key Features

  • Ronstan RF41100 – Single swivel pulley block

  • Lightweight and compact for low-load applications

  • Free swiveling head to reduce twist and aid alignment

  • UV-stable components for durability in sun and salt

  • Ideal for flag halyards, small control lines, and utility rigging

  • Reliable Ronstan quality and smooth rotation

  • Easy to mount and perfect for light marine or general use

Ronstan RF41100 Single Swivel Pulley specifications:

  • Sheave Diam. 40mm.
  • Max. Rope Diam. 10mm.
  • Max. Wire Diam. - in.
  • Pin Diam. - in.
  • Max. Working Load - 400 kg
  • B. L. - 1000 kg