Direct drive 3-needle feed off the arm with gear-box puller 1/4";5/16" 3/18"; 9/32"

GC3802D-L left side chainstitch

GC1433PQ Flat-bed double chain stitch sewing machine(elastic thread in the needle)

Golden Choice Direct Drive 3-needle Chain Stitch Industrial Sewing Machine With Up & Down Puller GC3803D-2PL

Golden Choice GC3802-14 Beautiful chain Stitch Flatbed Belt-loop Making Machine for Lap Seaming

Direct Drive 3-needle Chain Stitch Industrial Sewing Machine GC3803-D1

Golden Choice Most affordable High Speed Flat-Bed Double Needle Chain Stitch Industrial Sewing Machine With Puller GC3802/RP

Golden Choice Stablie Stitch Direct-drive Flatbed Belt-loop Making Machine with Auto Cutter Beautiful Performance GC3802-12/TK/RP