CNCTOPBAOS 3Pcs 8x10mm Shaft Coupling Servo/Stepper Motor Jaw Shaft Coupler 8mm to 10mm Aluminum Jaw Spider Plum Coupling D25L30 Connector for 3D Printer/DIY Encoder/CNC Machine

Package include: 3Pcs 8x10-25x30mm Plum CouplingsFeatures:Aluminum flexible coupler8mm to 10mm ID bore/ 0.31 to 0.39 inchOffset screw for clamping to shaftDesigned for light to medium duty .No backlash – no maintenanceCompatible with NEMA 17/23 motorOutsize size:25x30mm OD / 0.98 to 1.18inch ODMainly used for servo motors, spindle, step motor ,3d printer and so on.Wear resistant ,high hardness and excellent response.