4-40 Pull-Pull System (DUB518)

Nankin Hobby Verified independent store

→

The 4-40 Pull-Pull System is a dual-line control linkage for radio-controlled models, designed to deliver precise, responsive control of surfaces. By using two cables to maintain t ension, it minimizes slack and ensures smooth operation under load. Designed to work with standard 4-40 threaded hardware, it’s easy to install on a variety of airframes and configurations, offering reliable performance and straightforward adjustability for consistent handling. Show more