Features: Crafted from premium marine grade brass, this corrosions resistant pulley ensures long lasting durability in harsh saltwater environments while reducing friction for smooth, efficient operations. Precise machined grooves and robust brass construction deliver exceptionally load bearing capacity, ideal for demanding marine rigging systems requiring reliability under heavy stress. Designed for boat owners, fishing crews, and marine technicians seeking heavy duty hardware for sailboats, cargo vessels, and recreational watercrafts. Perfect for sail adjustments, anchors line management, or emergencies repairs during voyages where saltwater corrosions resistance and fast deployment matter most. Its standardized sizing seamlessly integrates with existing marine rigging setups, offering a hassle less upgrade to enhances safety and operational efficiency across commercial and leisure vessels. Specifications: Component: Brass Parameters: Comply with IMPA371586/371587 standards to ensures compatibility with marine equipment. Package Includes: 1pcs Marine Brass Pulley note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.