5 Pack 4.3mm to 5.6mm Metal Coupling Connector with Set Screws for Robotics / RC Motor Axle, 19.1mm Length, Silver Color May be used with chip

May be used with chip caps

3 slotted head screwdrivers

Made of beautiful

Circuit Board Holder Arms & Cross Bar - The arms are designed to be used with circuit boards up to 4 mm thick

If you’re just getting started in scale model rockets

5 Pack 4.3mm to 5.6mm Metal Coupling Connector with Set Screws for Robotics / RC Motor Axle, 19.1mm Length, Silver Color May be used with chip5 Pack Metal Coupling Connector Adapter Connection Bore Diameter: 4. 3mm to 5. 6mm Overall length: 19. 1mm Outer Diameter: 10. 6mm Weight: 0. 37 ounce each (including screws) Ideal for motors and axels in Robotics, Remote Control (RC) cars, RC boats, and other similar applications NOTE: Use a 2. 5mm hex key for the screws (hex key not included) Connection Bore Diameter: 4. 3mm to 5. 6mm Overall Size: Length: 19. 1mm Outer Diameter: 10. 6mm Weight: 0.