Amazon Lightning Deal: Mountain Buggy Duet Stroller For $424.99 Shipped This was $569.98 earlier today and is now a record low price! Lightning deal valid until 2:59pm EST or while supplies last. Ultra slimline twin buggy at 25″ wide, it is the same width as a single buggy and the narrowest side-by-side on the market Want to continue reading this post? Click here!