Completely CNC-machined from billet aluminum (not cast) making them lightweight and strong; fully adjustable in every direction to fit just about everyone
Come with a 2-1/4" diameter convex mirror glass that provides you with exceptional rear visibility
Features a unique solid-mounted outer housing with a 15° rotating swivel mirror section inside
Super-solid units reduce vibration and make for a clearer image in the mirror
Innovative and compact idea for bar end type mirrors
Made in the USA
With little modification, these units can be mounted through the ends of most existing grips, by drilling or boring the grip end.
Mounting is achieved with the use of expanding internal bar mounts (sold separately).
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Crazy Stickers!!! 

https://www.ebay.com/itm/287173887071