Micro Shaft Couplings - ID: 2 ~ 5mm
1 coupling per pack with 1 set screws and 1 mini hex wrench
Overview:
Made of brass, these couplings are very commonly used for micro DC motor output shaft converting. This full line covers 17 different inner diameters.
Measurements:
OD: 9mm / L: 20mm / Screw - M3