Low Price Ronstan Series 75 Ratchet & Ball Bearing Blocks 3:1 Coarse & 6:1 Fine Limited Time 95% Off [0Usahw8j]

Ronstan Series 75 Ratchet & Ball Bearing Blocks

Experience unparalleled performance with the Ronstan Series 75 Ratchet & Ball Bearing Blocks, designed for precision and efficiency on the water. These versatile blocks offer both coarse and fine tuning purchase systems, allowing for seamless adjustments during your sailing adventure. With their unrivaled 18:1 holding power, these blocks ensure that your sail is always trimmed to perfection. The dual-sided On-Off switch adds convenience, while the low friction ball bearing system guarantees smooth operation.

Key Features and Specifications

The Ronstan Series 75 blocks are engineered for durability and ease of use. Each block features cheek cut-outs for easy bearing maintenance, ensuring long-lasting performance. The sheave diameter measures Ø - 3 + 2 in., accommodating a maximum rope diameter of 3/8 in. and a maximum cable diameter of in. With a minimum working load (M.W.L.) of 1760 lb. and a breaking load (B.L.) of 3750 lb., these blocks are built to withstand the rigors of sailing. Their lightweight design and adjustable cleat arms make them a perfect fit for sportsboats and keel boats up to 12m (40ft) in length.

Applications and Benefits

Ideal for mainsheets on sportsboats and keel boats, the Ronstan Series 75 blocks are a must-have for any sailor looking to enhance their sailing experience. Whether you're trimming the mainsail area up to 38sq m (409 sq ft) with END boom sheeting or 23sq m (248 sq ft) with MID boom sheeting, these blocks provide the control and precision you need. Their dual-speed purchase system allows for both coarse and fine tuning, making them perfect for upwind sailing and quick trim adjustments. With Ronstan's commitment to quality and innovation, these blocks are not just a tool but a partner in your sailing journey.