QR Code Link to This Post Material Mirror Housing: *Forged aluminum Mirror Stem: *Forged aluminum Shape Skull / Other Glass Chrome convex lens Net Weight 920g/2.03lbs (pair) Color Mirror: Black with red eye Stem: Black Thread 10MM standard , 10MM reverse , 5/16" Adjustment fair adjustable ( one adjusting joint ) Package a pair ( Left hand / Right hand ), 10MM standard thread x 2 pcs , 10MM reverse thread x 1 pc , 5/16" thread x 2 pcs Fitment 10MM: Universal fit for most motorcycles 5/16": Harley Davidson