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Unlike the two mentioned models   

Unlike the two mentioned models   

the [[Colorado]] is characterized by a construction with two half scissor-like pens that slide one over the other up to be disposed in opposition to 180°. Passing the cap from side to side was therefore faster switch from one writing to another. In addition, the hinge scissor mechanism can be considered less delicate than the much more complex mechanisms of the other two mentioned models.

the ''Colorado'' is characterized by a construction with two half scissor-like pens that slide one over the other up to be disposed in opposition to 180°. Passing the cap from side to side was therefore faster switch from one writing to another. In addition, the hinge scissor mechanism can be considered less delicate than the much more complex mechanisms of the other two mentioned models.