Ronstan 75mm Ball Bearing Pulleys

Handle high loads with ease using Ronstan 75mm ball bearing pulleys, engineered for strength, efficiency, and reliability in demanding marine applications. These large-format pulleys are ideal for mainsheet systems, halyards, and control lines on larger yachts and high-performance sailing vessels.

Featuring lightweight composite cheeks, low-friction ball bearings, and UV-stable materials, Ronstan’s 75mm blocks are built to deliver smooth, consistent performance under heavy loads. Perfect for serious sailors who need dependable tackle hardware.