[Purpose]: Used to connect 2 shafts; For example, there is a motor with a shaft diameter of 4mm and an optical axis with a diameter of 7mm. If you want to connect the motor shaft and the optical axis, you can use a 4-7mm coupling connection.
Rigid couplers primarily used to connect a stepper motor shaft to a lead screw but they also have many other uses when building 3D printers, CNC routers, CNC mills and other automated machines.
Inner diameter(Bore):For example, 4mm-7mm indicates that one side has a hole diameter of 4mm and the other side has a hole diameter of 7mm.（Please select the correct size from the drop-down menu according to your needs for purchase.）
Outer diameter: 6-10mm/8-10mm/10-10mm,The outer diameter is 16mm and the length is 25mm. All other specifications have an outer diameter of 14mm and a length of 25mm.
Color: Blue
Quantity: 5/10 pieces
One coupling comes with four small screws for fixing; One wrench (Only one wrench is delivered per order.)
If you need to purchase in large quantities, please contact us and we will calculate the details and provide you with a discounted price!
Due to slight variations across production batches, all data provided is for reference only. Specifications are subject to the actual product! If you have any questions, please contact our customer service before purchasing.
Noted / Tips:
• Picture: the pictures are enlarged slightly for your convenience, make sure to notice the actual size, as it may be smaller than the representing photo.
• Size:Please allow slight manual measurement deviation for the data.The data/images are for reference only, please refer to the actual product!
•Color difference:The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
