Column, Solid, HiTorque Mini Mill 

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

Item No	Models
53	LittleMachineShop.com 3960 HiTorque Mini Mill LittleMachineShop.com 3990 HiTorque Mini Mill LittleMachineShop.com 4190 HiTorque Mini Mill Various SX2LF-US SIEG Mini Mill LittleMachineShop.com 4962 SIEG Mini Mill (X2D)

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