Item Type: DC Geared Motor Material: Copper Rated Voltage: DC6V No Load Speed: 30RPM Shaft Size: M4 x 55mm / 2.17in Purpose: For many applications, elevator, landing gear, mechanical arm, electronic toys, etc.1Copper Material: Made of copper material, which is wear resistant and can avoid tooth breakage, making the motor has good toughness, impact resistance, and the bearing quality and motor service life have been improved. The motor is very durable. 2Easy to Install: The DC gear motor is small in size and light in weight, and it is easy to install the wheels on the output shaft of the motor or the helicopter blades. 3Better Performance: This all metal motor will ensure longer service life, higher torsion and lower noise, you can take it with confidence 4Wide Application: This motor is suitable for elevator, landing gear, mechanical arm, electronic toys, etc. You can also use it for other use. 5Ideal Replacement: This geared motor can be easily installed, making it an ideal replacement for the old and damaged parts. 2 xDC Geared Motor