Belt Clamp with integrated Tensioner for GT2 belts
Thanks to JC Doll with his algorithm for generating toothed pulleys as belt clips. http://www.thingiverse.com/thing:117987
OpenSCAD file included for your customization
M3 x 12mm allen cap screw x1
M3 nut x 1
3 perimeters. The smaller the nozzle, the better.