Ronstan RF20175 Pivoting Lead Block with Cleat | 20mm Ball Bearing Pulley

The Ronstan RF20175 is a compact and efficient pivoting lead block with an integrated cam cleat, designed to simplify control line management on dinghies, trailer yachts, and small keelboats. Featuring a smooth-running 20mm ball bearing sheave, this block provides low-friction performance in tight rigging setups.

The pivoting base allows the block to align under load, while the built-in cleat offers fast and secure rope control. Perfect for vangs, outhauls, cunninghams, and other adjustable systems, the RF20175 is a versatile, all-in-one rigging solution.

✅ Key Features

• Ronstan RF20175 – 20mm pivoting lead block with cam cleat

• Ball bearing sheave for low-friction performance

• Integrated Ronstan cam cleat for secure line locking

• Pivoting head for automatic alignment under load

• Compact design ideal for limited space on deck or mast

• UV-stable and corrosion-resistant materials

• Suits control lines, vangs, outhauls, and cunningham systems

• Perfect for dinghies, sport boats, and small cruisers

• Rope Ø - 2 - 6 mm
• M.W.L. - 150 kg
• B. L. - 300 kg
• Weight - 79 g