uxcell 8mm to 8mm Bore Rigid Coupling Set Screw L25XD14 Aluminum Alloy,Shaft Coupler Connector,Motor Accessories,Blue,2pcs auspowers_batchsix notonly entertainment

notonly entertainment

so you can easily add it to kid

No Mineral Oil

and number of pulses are adjustable

uxcell 8mm to 8mm Bore Rigid Coupling Set Screw L25XD14 Aluminum Alloy,Shaft Coupler Connector,Motor Accessories,Blue,2pcs auspowers_batchsix notonly entertainmentuxcell 8mm to 8mm Bore Rigid Coupling Set Screw L25XD14 Aluminum Alloy,Shaft Coupler Connector,Motor Accessories,Blue,2pcs Specification: 8 pcs screws designThread Size: M4Color: BlueMaterial: Aluminum AlloyConnection Diameter: 8mm to 8mmTotal Length: 25mm 0. 98 inchOutside Diameter : 14mm 0. 55 inchThrough Angle: 180 Degree Package List: 2 Pcs x Rigid Shaft Coupler8 Pcs x M4 ScrewsDescription: Made from aluminum alloy material to reduce inertiaRigid