APPLICATION: Widely used in blowers,3D printers, DIY robots, CNC machines, stepper motors, etc. Similar to rigid clamp couplings, shaft couplers are used to hold bearings and sprockets tightly on the shaft, and are used in motor and gearbox assemblies.ADVANTAGES:1. Made from Steel material to reduce inertia, Maintenance-free, oil-proof and corrosion resistance2. Rigid coupling, high torque with rigidity, low inertia, and excellent sensitivity3. Top tight type rigid coupling with 2/4 screws to hold the shaft tightly; high torque with rigidity, low inertia and excellent sensitivity.PACKAGE CONTENT:4 pcs screws designThread Size: M4Color: RedMaterial: Aluminum AlloyConnection Diameter: 5-5mmTotal Length: 20mm /0.78 inchOutside Diameter : 12mm/ 0.
eBay