4-Start metric threaded rod upgrade for current Printrbot models (Play 1505 and Simple 1403). This upgrade includes a machined aluminum 5mm coupler, and AF delrin Z-nut(s). The AF delrin boasts properties of “improved wear characteristics along with strength, toughness, dimensional stability and machinability.” For more on AF delrin, click here.
NOTE: After installing your Z Lead Screw 4-Start Upgrade, you will need to update your steps/mm. Enter the following command lines in your control software.
- M92 Z400