Originally Posted by sanjoh
JD thanks for the heads up. I've had nothing but good luck with mine. I did break a mirror in one but the mounts have held up fine after several drops although I try to position them to be inside the handlebars in a fall.
mine didn't break from dropping the bike, they fell off when that little 5mm stem failed from metal fatigue. both sides.
you can see the little 5mm stem above the threaded section. i had to ziptie the mirror inside the handguard just to have at least one.