Industrial sewing machine accessories left and right unilateral zipper presser foot P36LN / P36N unilateral presser foot

The package also includes a presser foot change clamp. The clamp is to replace the screw on the presser foot shank. So, instead of using screwdriver to unscrew and screw any time you want to change the foot, you just press the clamp and the foot is off.
It is easy to install and very convenient to use.