Dynamic - Actually, no. It wasn't. Cruzer has a phenomenal thread on completing the Hinge and Pin system with great step-by-step instructions. I HIGHLY recommend bookmarking it and referencing it when you're ready to work on yours. Here's the link: http://www.thedentedhelmet.com/f28/c...intense-25280/
PS: My helmet WITH INSTALLED CHIN SKIRT was shipped today from Chucko! WooHoo!!