What is/are the difference(s) among these?
AFAIK, the Contour is the world version of the Atra and appears to be the same quality. The Vector is a cheap version of the Atra (plastic, not as heavy). The Slalom is the Russian version of the Atra.
AFAIK, the Contour is the world version of the Atra and appears to be the same quality. The Vector is a cheap version of the Atra (plastic, not as heavy). The Slalom is the Russian version of the Atra.