Safety

The Mirrycle mounts in minutes with the wrench that is included. The mirror is a 3" round, convex glass mirror with a wide field of view. The mirror is adjustable to any viewing angle. - Fits inside handlebars with 13.75mm – 22.5mm (.54" to .875") inside diameter

This lightweight, small mirror from Blackburn adheres directly to your helmet for a great rearview to make all your rides safer. It can be removed in seconds, too. - This product is covered by blackburn’s limited lifetime warranty. - Weight: 1.6 oz

Innovative attachment bands fit bars from 22.2 to 31.8mm - Installs and releases in seconds without tools - 23mm brass dome - Ring sound: DING!