The DU-BRO 2-56 & 4-40 Pull-Pull System is a complete and dependable solution for creating smooth, precise pull-pull control setups in your RC aircraft. Whether youre building a new model or upgrading old hardware, this system ensures accurate and responsive control for rudders, elevators, tail wheels, and other surfaces that benefit from cable-driven motion. Each kit includes 15 feet of nylon-coated cable, giving you plenty of length for both small and large aircraft. The coated cable runs smoothly, resists wear, and helps eliminate slop—providing crisp, reliable control inputs during flight. With the included hardware, installation is straightforward and secure. The 22-piece set has everything you need to complete a professional pull-pull linkage without hunting for extra parts. The DU-BRO system is available in two sizes to match your aircraft and control hardware: #517 – 2-56 Pull-Pull System (19 g)Ideal for smaller to medium RC models, sport planes, and lightweight designs. #518 – 4-40 Pull-Pull System (25 g)Perfect for larger, higher-performance aircraft that require stronger hardware. Pull-pull systems are widely used in aerobatic planes, scale models, and aircraft needing precise, centered control with minimal play. DU-BRO’s high-quality components ensure long-lasting durability and smooth operation, even in demanding flying conditions.
