... of weights, neck sizes,colors are available 4.Quality guaran pet preform,hot filling preform,pp preformwe can make various kinds ... ,32G,35G,38G,40G,42G,46G,48G,52G,63G,69G.30MM,15G,16G,17G,18G,21G,25G,28G,33G,35G,38G38MM ... ,30g. 38mm,28g,33g,40g,60g,63g. 42mm,55g,69g PET preform