SIN-268380 | 268382 281208 Looper w/- guard Singer Brand for Tape Edge machines
JK-123-83501 Juki Galkin Upper / Top Looper.
JK-123-84400 *|* Juki Galkin Chain Looper (or 123-03604 )
GRI-JSP3-0146 | Gribitz Looper 484360 - Made in Germany by Maier