Yamaha Ultimate Folding mirrors 225-325mm adj. length-10mm 6804Y-Pair by Moto-Science These versatile mirrors originally for KTM, but Moto-Science now has them to fit all Yamaha dirt bikes and off road bikes. Convex mirrors, Optical quality, E-marked mirrors, Made In Italy, adjustable length from 9 inches to 13 inches. Mirror stem slides up into the head for length adjustment. Elbow joint can be adjusted on the move or locked down. Original equiptment on KTM mirrors. Moto-Science does not sell any Chinese Copies or knock-offs. This is for Yamaha 10mm perch applications, if you want it for KTM, Honda ,Suzuki, Kawasaki, BMW drop us a note with your order. Once you trying Folding mirrors, you can never go back to a fixed arm mirror.