147150LG - For Regular Feed Dogs with Regular Hole
Alternate Part Number - B1109552000, 147150
Throat Plate, Line Gauge, Chain-Off, Medium Work with Medium Needle Hole
147158LG - For Fine Feed Dogs with Small Hole
This needle plate is used to chain off regular sewing. For use with feed dog #149057.
20160LG - For Medium Feed Dogs with Large Hole
Alternate Part Number - 20160
For use with feed dog #149159.
143169LG - For Heavy Feed Dog with Large Hole
For heavy duty use with feed dogs #149165.