Receiver assembly for a handgun

A handgun, comprising:

• a slide assembly;
• and
• a receiver assembly couplable to the slide assembly, the receiver assembly comprises:
• a receiver having a magazine well;
• a locking device accommodated in a locking device receptacle of the receiver, wherein the locking device comprises a locking lever for actuating the locking device;
• a control block accommodated in a control block receptacle of the receiver, the control block having a bar guide slot formed therein;
• a trigger that is pivotable in the receiver, wherein the trigger is pivotable about a trigger axis;
• a sear bar coupled to the trigger, the sear bar extends to the control block, wherein the sear bar includes a guide bracket;
• a locking bar having a guide lug, the locking bar interacts with the locking device, wherein the locking bar can be displaced between a rest position and an actuating position;
• and
• a lowering component accommodated in the control block, wherein the lowering component is displaceable, relative to the receiver, between a locking position and an unlocking position for removing the slide assembly from the receiver assembly, wherein the lowering component comprises:
• a control window, wherein the guide bracket of the sear bar is guided in the control window;
• and
• a guide link, wherein the guide lug of the locking bar protrudes into the guide link, and wherein the guide lug protrudes through a bar guide slot formed in the control block