The mirror face could be rotated 90 degrees to the wire and after that small adjustments could be created to obtain the appropriate view. The design in the mount means that the mirror can even be installed inverted so that it does not increase any more width to your handlebars. https://collinsneti.answerblogs.com/31612103/how-much-you-need-to-expect-you-ll-pay-for-a-good-mirrors-installed