GENUINE JANOME
  STANDARD EVEN FEED WALKING FOOT WITH GUIDE 
   Cat  'A'      Part No:  200310002
  Front loading machines 5mm width  -  short shank
 
Sometimes referred to as the 'Walking Foot'  this clever attachment is 
designed with a set of built-in feed dogs, teeth that grip and advance the upper layer of fabric, whilst working in unison with the sewing machine feed dogs, as they grip the
underside of the fabric.
The action helps to prevent layers from 'shifting apart' as they
move through the machine.
It is an essential attachments with many benefits