Ronstan Single Lead Block - 19mm (3/4") Sheave Diameter

The Ronstan Single Lead Block with 19mm (3/4") sheave diameter is a precision rigging component designed for tactical, maritime, and professional load-management applications. This single lead block is essential for field professionals and tactical operators who require reliable equipment to simplify complex rigging while ensuring safety and efficiency under operational stress.

Constructed to Ronstan's exacting engineering standards, this block features a 19mm sheave that accommodates standard synthetic and natural fiber ropes. The compact single-lead design minimizes redirect friction and weight penalty, which is critical in field operations. The sheave rotates on precision ball bearings, allowing for smooth load transfer and reducing wear on rigging hardware and rope systems.

Tactical teams, rope rescue specialists, and maritime professionals can integrate the Ronstan single lead block into custom rigging systems, load-bearing harnesses, and equipment-deployment setups. This product is ideal for applications where controlled line direction and smooth mechanical advantage are essential for success in demanding environments.