jnichols2 said:Someone once posted they forgot to put the mag disconnect back in before sending their SR9 in for repair.
Ruger repaired the original problem AND installed a brand new mag disconnect.
Iron Mike Golf said:There is no warranty to void.
"WHY NO WARRANTY CARD HAS BEEN PACKED WITH THIS NEW RUGER FIREARM"
From the last page of the manual, available here:
https://ruger-docs.s3.amazonaws.com/_manuals/lc9.pdf