Durable PP and metal swivel pulley block designed for reliable lifting and marine use. Key benefits Smooth, low-friction operation: Precision construction and a rotatable buckle tip reduce friction for easier hoisting and smoother line handling. Secure attachment: The buckle at the tip is firmly connected to a swivel screw, providing a stable, fail-safe connection for use in demanding environments. Durable materials: A polypropylene (PP) body combined with metal components offers wear resistance and dependable mechanical strength for lifting applications. Versatile mounting angle: The rotating buckle tip adapts to the required angle, making the block usable as a swivel pulley in a variety of positions and rigging layouts. Features and attributes Function: Single-swivel pulley block for lifting, hauling and guiding lines. Materials: PP (wear-resistant body) and metal (load-bearing components). Connection: Buckle securely attached to a swivel screw for stable linkage. Performance: Low internal friction and smooth rotation to reduce line wear and effort. Use environment: Designed for marine and general lifting/rigging applications. Practical uses Hoisting sails and adjusting running rigging on sailboats. Lifting and repositioning equipment or supplies on deck or at the dock. Guiding halyards, sheets or control lines where a rotatable pulley head improves alignment. Why customers choose this pulley block Reduces effort and line wear through a low-friction, well-machined design. Provides a dependable mechanical connection via the swivel-screw-mounted buckle. Combines lightweight, wear-resistant PP with metal strength for everyday marine and lifting tasks. Installation note Attach the buckle to the corresponding swivel screw or compatible fitting. The rotating tip accommodates the needed alignment once installed. A practical, well-constructed pulley block for users who need smooth operation, reliable attachment, and durable materials in lifting and marine rigging tasks.