On a thin bicycle handle? You could if the flashlight is wide enough. ( two pairs seems like a waste ) They should include a pair of slightly equally dented ma

On a thin bicycle handle? You could if the flashlight is wide enough. ( two pairs seems like a waste ) They should include a pair of slightly equally dented magnets or magnets with a little dent like the one that marks the north, but this on is positioned with an offset from center.