Befenybay 2PCS 5mm to 8mm Aluminium Plum Flexible Shaft Coupling D20 L25 Connector Flexible Coupler for CNC Machine and Servo Stepped Motor?5x8mm?

1.Aluminum alloy 2.The Shaft Coupler is not elastic 3.Shaft must be located in a straight line 4. If your equipment is eccentric already, then it will make noise and cause off-centering 5.The shaft couplers are mainly used for CNC machines,servo motors, spindle, step motor etc Specifications: Product Name: Shaft Plum Coupling Type: Plum Shaped Shaft Usage: 5mm to 8mm / 0.19inch to 0.31inch Size: :L25mm x D20mm/0.98inch x 0.79inch( L*D) Material: Aluminum Alloy,Polyurethane Main Color: Silver Tone,Red Weight: 30g Package Content: 2x Shaft Plum coupling 1x Allen Key Any question or problem, do not hesitate to contact us. we will reply you within 24 hours