... stitching length are adjustable.TS310 with Japanese New Long sewing head, photoelectric switch and automatic sealing, folding, threadcutting ... device.TS311 with Ba Fang sewing head, foot padel switch and manual threadcutting device ... .Belt ConveyorSewing unit with belt conveyorOther ConveyorsTop Star supply other conveyors: Wire Conveyor, Screw Conveyor, ...