At Newegg [newegg.com] for those interested. Almost as good as previous FP deal of $110.

• ASUS RT-AC68P Dual-Band Wireless AC1900 Gigabit Router [newegg.com] (Refurbished)
  • $114.99 + Free Shipping
  • No Promo Code Needed

• What's difference RT-AC68P and RT-AC68R or RT-AC68U?
  • The "P" has a 1Ghz dual-core Processor, the "R" and "U" versions have an 800Mhz dual-core processor
  • The "P" is 100% USB 3.0, the "R" and "U" versions have one USB 3.0 and one USB 2.0 port
  • The "R" and "U" are identical hardware, only difference is the packaging ("R" is for retail)
  
  
• Can I install custom firmware (Merlin / DD-WRT / Tomato) on this router?
  • YES you can.
  • Merlin is recommended. Use one of the firmwares here [snbforums.com] for the AC68U
  • DD-WRT is also supported. Information here [dd-wrt.com].
  • Tomato is also supported. Information here [advancedtomato.com].
  
  
• Can I replace the antennas on this router?
  • YES you can. I personally use these [amazon.com] high gain antennas to increase my range.