The road measures 6.24 miles long and would take a car obeying speed limits 10 minutes to travel its length.
The B4419 is a B Road and is located in the Zone 4 Highways Region.
This is a true long-distance route, journeying through numerous towns like Dwyran, Brynsiencyn, Pentre Berw, Llangaffo, and Dwyran.
The road connects Gwynedd and Gwynedd.