My Customized Knob and crank builder

thingiverse

Instructions Customized from: http://www.thingiverse.com/thing:168277 Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=168277 Using the options below: crank_nut_flat_width set at 7.9mm round_knob_pointer_type left unset round_knob_flange_width calculated at 0 shaft_penetration adjusted to 12mm shaft_diameter determined to be 6.02 crank_bolt_diameter narrowed down to 5mm round_knob_groove_angle not utilized crank_wheel_type chosen as spoke4 crank_print_handle set for handretractor knob_height redefined as customizable crank_handle_diameter fixed at 20 shaft_flattened recalculated to 4.47 crank_shaft_length calculated at 80mm round_knob_top_ratio stands at one round_knob_pointer_angle still at zero knob_style identified as a full round round_knob_stem_height optimized at 0 crank_handle_length lengthened to 90 crank_wheel_multiplier set to 7.5 times knob_height_custom increased by 25 crank_shaft_multiplier multiplied to 2.2