These are accessories that allow interchange implements quickly and safely. When you have a carrier that you want to use with a particular implement. The quick coupler allows decoupling the implement in use and taking the required one, only the operator’s intervention is needed.
There are two types manual and hydraulic, where the only difference is that the lock pin is applied manually or by means of a hydraulic cylinder. The latter is the safest, since the operator does not intervene in the operation.