... 4pc caps can be produced/cavity/min plastic injection moulds of 5 Gallon cap with good quality and ... competive price We supply plastic injection moulds, PET stretch mould, PET preform mould, cap ... 18 months, if any part of mould was broken, we will send relevant part to you freely, and ... While passed 18 months, if any part broken, we still can send part to you, but will on your ...