Exterior mirror: highly polished chrome on alloy base and chrome on steel body. Mirror adjustable by loosening screw at back of body. 102mm (4″) diameter x 120mm (4″) long overall. Base is 93mm (3″) x 27mm (1″) with fixing holes 50mm (2″) apart. Complete with bolts. Convex or Flat glass mirror approximately 90mm (3″) . Please choose convex or flat from drop down menu. All measurements approximate.Not handed.