Genuine brother 4-row feed dog industrial straight stitch sewing machine 111860-1-21

Genuine Brother 4-row feed dog industrial straight stitch sewing machine 
Part number: 111860-1-21
Brand new genuine part
This feed dog is suitable for most straight-stitch industrial sewing machines 
If your current feed dog teeth are worn you will need to replace your feed dog. 
This is because worn-feed dogs can perform irregular low-quality stitching.
You can easily replace your feed dog by taking off your needle plate.  
You will see your feed dog attached via 2 screws
Our feed dogs are original from Brother they are made to the top quality and are made to last