Remark: Complete set End Carriage include below parts:
Wheel, Gear motor, Junction plate, connecting bolt, Closure plate,bumper block and so on.
In order to recommend suitable End Carriage/ End Truck for you, please kindly advise below information: 
1.  Where is the End carriage used on? Single girder crane or double girder crane?
2. The lift capacity of crane?
3. The span of crane?
4. the end carriage traveling speed of crane?
5. Do you also need operation cabinet? the motor for end carriage traveling with inverter or not?