what are you exactly looking for your wanting to mold plastic on the jig head or are you just wanting to make the bodies and polling feathers on through the body there are many different ways in making plastic jigs the only one I know of its making a mold for doing that is Jacob if you go on this form and click up at the top of the page you will see where it says jellies click on it and take a look there step-by-step instructions you need anything else let me know. and we do sell the bodies for making jelly jigs.
here is a post for you to look On how to make jelly jigs by using grub bodies from any plastic bait.
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