Bosch 6.5 Qt. White Universal Plus Stand Mixer - (MUM6N10UC) Whisk Attach ONLY No cap on the upper blender attachment, there is a small switch that has to be pressed down for the mixer to run (Bosch safety protocol), and without the cap it must be pressed down manually or affixed in the down position in some way. The unit otherwise is in good preowned working condition, see pics for detail
