... ,preform without tail.7) Different neck sizes (20mm,24mm,28mm, 30mm, 38mm, 45mm, 55mm,70mm,100mm,120mm) and neck finish (PCO,BPF ... ,Alcoa 1609) and weight (available from 10g to 800g) 8 ... each layer, then put into paper carton PET Bottle Preform With Different Color/Size