Top Cover 

Top Cover
Part Number: 2174
Weight: 1.57 lb

Price: $10.07

In stock
Top Cover

In your instruction manual, this part appears on the parts list as:

Item No Models
15  Harbor Freight 47158 Central Machinery Micro Mill
Clarke CMD10 Metalworker Micro Mill
Various X1-US SIEG Micro Mill
Click your model to see the complete parts list.