D12 L18 hole minimum 2mm maximum 6mm shaft coupler flexible coupling stepper motor encode for linear shaft optical axis 1pcs

• Unit Type: piece
• Package Weight: 0.025kg (0.06lb.)
• Package Size: 5cm x 10cm x 10cm (1.97in x 3.94in x 3.94in)

Cheap encoder motor, Buy Quality encoder stepper motor directly from China encoder linear Suppliers: D12 L18 hole minimum 2mm maximum 6mm shaft coupler flexible coupling stepper motor encode for linear shaft optical axis 1pcs

Please note before buying :   Picture just as a reference.the actual delivered goods shall prevail ! inner hole d1 or d2 need greater than or equal to 2mm,and less than or equal to 6mm, please  write the order leave message d1xd2 .  if not instructions.we will send d1xd2=5mmx5mm  .  thanks !
Diameter :  12mm
Length :  18mm
2mm ≤  d1 / d2  ≤6mm.
For example d1xd2 (mm) :  2x2 , 2x3 , 2x3.17 , 2x4 , 2x5 ,2x6 , 3x3 , 3x3.17 , 3x4, 3x5 , 3x6 , 3.17x3.17 , 3.17x4 , 3.17x5 , 3.17x6 , 4x4 , 4x5 , 4x6 , 4.8x5 , 4.8x6 , 5x5, 5x6 , 6x6 .
Material :  aluminum alloy
Packing content :  1pcs RS12x18-5x5