... device Weft InsertionMeasuring & storage300RDP type mechanical measuring turbo blower(single nozzle) or electronic weft feeder(1-4 nozzles)PumpType: M,L ... , ST30/10, ST45/20, SD75/40. Weft fillingOne, two, three, four nozzleFilling feelerElectronic, optical, and self-controlSelvageTwisting by star, planetary gearsElectrical ... roller, a weft density gear, a trashcan ,a set of nozzle needle