Arduino Case Insert

Inserts into the Ethernet slot of this case: https://www.amazon.com/gp/product/B003ZKJNVY/ref=as_li_qf_sp_asin_il_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B003ZKJNVY&linkCode=as2&tag=bresbet-20&linkId=56R2NSMG632X3B63 to allow for buttons, cable runs, etc.