Fractal Vice

thingiverse

Printed as the original However, to increase the usable width there is no need to print the extensions. just remove one end piece assembly and put both collars on each side of the other end assembly. this constrains the lead screw. The bars and the lead screw will stick out of the free end. This gives about 100mm usable jaw width. You can print a third collar to limit the free end coming off the rails