My Customized Zahnrad 10 zu ByJ28 (spur and helix)

thingiverse

Customized version of http://www.thingiverse.com/thing:1427458 Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=1427458 Instructions Using the following options: Enable inner section set to zero screw support value equals 1.5 hole shape set to two generate handle set to zero angular spacing set to seventy-five helix angle equals zero spacers set to four thickness set to five inner section equals one point five clearance equals zero point five model set to two handle height set to twenty backlash set to zero point one screw hole radius equals one inner thickness set to two screw head equals two point five double helix set to one minor hole radius equals three hole height set to two handle radius equals one point five hole equals two point five spacing radial shift set to zero spacer style set to three radial spacing set to seventy-five skip after set to zero generate screw hole set to zero auto hole height set to one reinforce thickness set to three teeth set to ten details set to zero point two five pressure angle equals twenty reinforce set to four