Jopto 5Pcs Shaft Couplings 5mm to 5mm Shaft Rigid Coupling Stepper Motor Wheel Coupler Connector Aluminum Alloy Casing Compatible with Creality CR-10 CR-10S S4 S5 Makerbot RepRap Prusa i3 3D Printer

• Made of premium aluminum material, it is durable and long lasting use.
• The high quality shaft coupler is widely used to connect servo motor, stepper motor, encoder, screw driving, machine platform, etc., and used in hardware, molds, and the occasion of the mechanical transmission.
• The motor shaft coupler provides an extremely tight grip without marring the shaft.
• Suitable for connecting two axis with same diameters, can also be connected with a motor axis, or connecting shafts of same diameters. Fits for RepRap 3D Printers or small CNC machines.
• Fixed Couplers are used to Connect Stepper Servo AC DC motors to Ball screw or Lead screw they are widely used to build CNC Router, CNC Plasma, CNC Mill, CNC Laser and many automation machines.

Features: Made of premium aluminum material, it is durable and long lasting use. Widely used in hardware,molds, and the occasion of the mechanical transmission. Fixed Couplers are used to Connect Stepper Servo AC DC motors to Ball screw or Lead screw they are widely used to build CNC Router, CNC Plasma, CNC Mill, CNC Laser and many automation machines. Suitable For: connecting two axis with same diameters, can also be connected with a motor axis, or connecting shafts of same diameters. Material: Aluminum Alloy Color: Blue Connection diameter: 5 x 5mm Top Thread Size: M4 Through Angle: 180 Degree Size: 2.5 x 1.4 x 1.4cm Weight: 8.3g Package Content: 5 x 3D Printer 5 x 5mm Couplings