In the current issue of the Außenraum magazine (external space magazine, a magazine about planning, implementation and maintenance of outdoor facilities) an interview with Ralf Maier on the subject skate and bike equipment can be read.
In the current issue of the Außenraum magazine (external space magazine, a magazine about planning, implementation and maintenance of outdoor facilities) an interview with Ralf Maier on the subject skate and bike equipment can be read.