This listing is for an OEM quality (made in Taiwan) 

Coverstitch/Interlock Foot  #2150002-510 (S)

 
Fits Toyota overlocker/serger SL4-5LCD etc.; 6300, 6600 & White 1800, 7324, 7934DW, SL234D, SL34, SL34D; Viking Huskylock 901, 936, 910, 905, etc.
inkFrog