4-40 Heavy Duty, Ball Link Set, Du-Bro Fuel Line / Tube Pull-pull systems are widely used

Pull-pull systems are widely used in aerobatic planes

Du-Bro - 125TW

helping you refuel your tank faster

Du-Bro - 262

4-40 Heavy Duty, Ball Link Set, Du-Bro Fuel Line / Tube Pull-pull systems are widely usedDu Bro 884 This is a Heavy Duty 4 40 Ball Link Set The DU BRO Heavy Duty 4 40 Ball Link is a strong, simple, and reliable solution for creating smooth control movement in your RC model. Whether you are flying a larger sport plane, a scale aircraft, or an aerobatic model, this ball link helps your control system stay tight, accurate, and free moving. This 3 piece set includes everything you need for one complete assembly: 1 heavy duty 4 40 threaded