3D18 Automobile Differential Gear Differential Lock Transmission Structure Principle Model 3D Printing

Feature The 3D printed differential and differential lock structure models show their basic principles because they are made by 3D printing technology the surface may not be beautiful there are layer patterns and small cracks etc which will not affect the use available It is used for decoration and teaching of principle Cannot be used in actual mechanical structures Specification Voltage 3vBattery Two AA batteriesSize 103x85x65mmPackage List a set of models without batteries