Chassis for the Slot Car Ref:30505 made by Carrera. Search for model details.
Enables fitment of upgraded parts to increase performance.
Takes a Slot.It INLINE motor pod and associcated parts.
Will require a 'flat' interior to clear the new motor pod/arrangement.
More info here :-
https://www.facebook.com/media/set/?set=oa.242453612851249&type=3
or
http://www.slotforum.com/forums/index.php?showforum=298&prune_day=100&sort_by=Z-A&sort_key=last_post&topicfilter=all