Ronstan RF41821 – 40mm Double Deck Organiser for Rope Management

The Ronstan RF41821 40mm Double Deck Organiser is designed to streamline rope management and reduce clutter on your yacht’s deck. Ideal for routing halyards, reefing lines, and control lines aft from the mast, this compact unit features two low-friction 40mm acetal sheaves in a strong, UV-resistant housing.

Built for performance and reliability in harsh marine conditions, the RF41821’s sleek profile and corrosion-resistant construction make it a trusted choice for both cruising and racing sailors. It can also be stacked with other organisers from the RF418 series to handle multiple lines in tight spaces.

Specifications:

• Product Code: RF41821

• Sheave Diameter: 40mm

• Number of Sheaves: 2 (double)

• Line Capacity: Up to 12mm

• Sheave Material: Acetal

• Housing Material: Glass-fibre reinforced nylon

• Base Material: Anodised aluminium

• Fixing Centres: 80mm

• Mounting Style: Flat deck mount

• Maximum Working Load (M.W.L.): 500kg per sheave

• Breaking Load (B.L.): 1000kg

• Weight: Approx. 185g

Key Features:

• Double-sheave organiser for efficient multi-line routing

• Smooth acetal sheaves reduce friction and line wear

• Compact, stackable design for tight deck layouts

• UV and corrosion-resistant construction for long-term use

• Ideal for halyards, reefing lines, and sail controls

• Suitable for cruising yachts, race boats, and multihulls

Keep your deck clean and organised with the Ronstan RF41821 40mm Double Deck Organiser – available now at Barton Marine NZ.