Stock/oem antennas for tm-ac1900/rt-ac68u

[trail2k2]

Where can I purchase these at? Can't find them anywhere. I purchased a used tm-ac1900 that didn't have antennas. Thank you in advance

 

[octopus]

Where can I purchase these at? Can't find them anywhere. I purchased a used tm-ac1900 that didn't have antennas. Thank you in advance

look here:
http://www.ebay.com/sch/i.html?_from=R40&_sacat=0&_nkw=ASUS+RT-AC68P&rt=nc

 

[trail2k2]

Thank you I found some that looks similar to stock, hopefully I won't have any issues.