Discount Ronstan Series 50 All Purpose Block – Single Stand Up

The Series 50 All Purpose Block offers a versatile solution for various marine applications. Its self-lubricating Acetal polymer sheave ensures durability and low friction, making it ideal for both cruising and racing. The block features a Captive Lock™ universal head and quick-adjusting cleat arms. Designed for high working loads, it is perfect for mainsheet and halyard applications. Features: Exceptionally high working loads Low maintenance, long service life Self-lubricating Acetal polymer sheave ensures low friction and extreme durability Captive Lock™ universal head Slotted pin shackle eliminates fouled lines