salt and pepper grinder combo plastic insert

There's a plastic insert that goes into the ceramic grinder that can crack. Rather than spending another $15 on a new one, just print a replacement for pennies!

Here's the pepper and salt grinder I bought:
http://www.amazon.com/Grinder-Stainless-Highest-Quality-Combines/dp/B00HZDTNN0/ref=sr_1_1?s=kitchen&ie=UTF8&qid=1462498758&sr=1-1&keywords=Salt+and+Pepper+Grinder+Set%2C+2+in+1+Stainless+Steel+Model+of+Highest+Quality