A heavy-duty pulley block designed to simplify lifting and precise motion control for DIYers, warehouse operators, and construction professionals. Key benefits Reliable load capacity: Made from Q235B carbon steel and rated to a 330 lb safe working load, so you can move moderate loads with confidence. Compact and compatible: Wheel diameter 1 3/8 inches and accepts rope up to 6 mm diameter, fitting common ropes and small rigging setups without taking up excess space. Smooth, quiet operation: Single-bearing wheel design reduces friction and noise for predictable motion control. Durable and serviceable: Plated surfaces resist wear and the detachable construction makes installation, inspection, and maintenance straightforward. Features Material: Robust Q235B carbon steel for strong, consistent performance. Load rating: 330 lb safe working load. Wheel size: 1 3/8 inches diameter. Rope compatibility: Fits rope up to 6 mm diameter. Bearing: Single bearing for smooth rotation and reduced noise. Finish and design: Plated surface and detachable structure for longevity and easy servicing. Practical uses Garage hoists and attic lifts: Raise and lower tool boxes, small motor parts, or storage bins with controlled motion. Warehouse material handling: Re-route cords or reposition light-to-medium inventory during order packing or staging. Construction and rigging tasks: Guide rope for temporary lifts, position materials on scaffolding, or assist in line tensioning. Installation and care Mount using the detachable housing for quick attachment to hooks, eye bolts, or small shackles. Inspect the bearing, plating, and rope fit regularly; the detachable design makes cleaning and replacement simple. Observe the 330 lb safe working load limit and ensure rope diameter does not exceed 6 mm for safe operation.