This is the 2009 version of the Kona Ute - the American/Canadian bicycle brand most known for their mountain bike lineup is among the very few mainstream companies with a longtail on the market. Not Xtracycle compatible, though.
Xtracycle edgerunner 30 yuba cargo bike kona ute minute kids school long tail
A deck designed for the the Kona Ute which is pre-drilled to accept the fitting brackets for GMG Yepp Rear child seats. Using this deck made by Xtracycle you cna fit one or two GMG Yepp seats to your Kona Ute (all models).
The BikeSpike is a GPS tracker designed and developed in Chicago by engineering collective Three Man Rocket and digital innovation house.