Posted on November 13, 2017 by admin Bock #6 Prototypes Each day, with the help of my son, I’m able to work about an or so. We’ve made prototypes in acrylic of Bock #6 feeds and housings. The housing is more or less complete; the feed still needs tweaking to fit Bock #6 nibs. View this post on Instagram A post shared by Flexible Nib Factory LLC (@flexiblenibfactory) View this post on Instagram A post shared by Flexible Nib Factory LLC (@flexiblenibfactory) Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Post navigationPrevious post: JoWo #6 nib assembly in clear acrylicNext post: Bock #6 in clear cast acrylic