This is a Genuine OEM DeWalt Part.  

This is Part #N410597 Roller.  This assembly is compatible with several models including:  DCS388 Reciprocating Saw.  Please make absolutely sure this part fits your model before purchasing. 

DeWalt DCS388B 60V Brushless Reciprocating Saw (Type 1)

DeWalt DCS388T1 60V Brushless Reciprocating Saw (Type 1)

DeWalt DCS388T2 60V Brushless Reciprocating Saw (Type 1)

DeWalt DCS368W1 Type 1 20V Max Xr Brushless Reciprocating Saw With Power Detect Tool

SPECIAL NOTE:  Our new DeWalt parts are all genuine OEM made for DeWalt service.  None of these are third party, off-brand parts.  We will warrant these parts as new and working upon arrival, however, we will not warrant if you bought the wrong part or damage it during installation, so be careful when ordering and in your self-service.