Material: Made of premium Aluminum alloy, it is durable and long lasting use.
Product size: diameter 19mm, height 25mm, aperture?5mm * 8mm.
Product use: Simple structure, easy to install. Buffering, shock absorption and improved dynamic performance of the shaft series.
Shaft coupler often used to connect servo motor, stepper motor, encoder, screw driving, machine platform, 3D printers or small CNC machines.
The package includes: 5 pcs shaft coupler coupling.