Bike Mirror Handlebar Mount Rotatable Bicycle Rear View Glass Mirror details: TOOL- INSTALLATION: Suitable for 22mm-32mm bicycle handlebar. Equipped with 2 anti-slip rubber gaskets for increased friction, which can hold the lens to the mirror for it to stay in place and can be attached to any fitted handlebars firmly and easily MULTI ANGLE ADJUSTMENT: Our Bike Handlebar Mirror is an important investment for any cyclist who wants to avoid neck strain because of the flexible pole, makes it super easy to get the viewing angle no matter your preference SAFER CYCLING: No doubt cycling is and with a clear view mirror you can see whats behind you or up real fast. These days drivers are distracted on the phone paying attention and as cyclist we need to watch out 360 DEGREE ROTATABLE GLASS: Movable lens can be angled at any to see what is from different directions. The optimized chassis is fixed with double screws, When installed, two additional gaskets can be placed to keep the mirror fixed and tighter FEATHER LIGHT & STURDY: Even though it weighs just 115g; you'll be pleasantly surprised by how sturdy this mirror is. The strong polymer & aluminum construction makes this cycling mirror a combination of -strength & feature weight Package 1 x Bicycle Rear View Glass Mirror