If you are after this Router, then i think currently this is cheapest price £128.16+6.90 = £135.06, Don't forget TCB / Qudico.
Probably European model,but offer 12months UK warranty.
The RT-AC68U router from Asus provides the fastest and broadest connection available on today's market.
The integrated Broadcom chip is compatible with the WiFi 802.11ac standard for speeds up to 1.9 Gbps, which is 3 times faster than those on a wireless network. Stream HD videos, online games and use several peripherals simultaneously without slowing your system down.
The firewall and integrated access controller ensure all your data is kept safe. Plus, the AiCloud application, which has been specially developed for iOS or Android mobile devices, allows you to access, sync, share and manage files from a smartphone, laptop or tablet. Meanwhile, AiRadar technology enhances wireless connections through its to a powerful signal.
The AsusWRT interface has been designed for quick and easy set-up. What's more, the RT-AC68U multifunction device can also be used to manage downloads on a USB device, to share files and printers, and enable 3G/4G connections.