Ball-links, 2.5 mm, ballraced Ballraced joints respond much more readily to the slightest control movement of servos, mixer levers etc. Instead of the ball in the ball-link there is a 2 x 5 x 2.3 mm ballrace, secured with an M 2 socket-head cap screw. These ball-links are designed to fit 2.5 mm diameter pushrods. Select appropriate retaining screws according to the requirements. Content of the package: Ball-link 2.5 mm, 2 pieces Ballrace 2 x 5 x 2.3 mm, 2 pieces Installation on mixer lever: cheesehead screw M 2 x 10 Installation on servos: cheesehead screw M 2 x 8