truck mirrors,auto rear view mirror for van,carriage mirror arm:iron,lens:plastic ABS manual operation, aluminium pedestal truck mirrorsmodel:kw93Description:1)mirror arm is made of iron,lense is made of plastic ABS2)electric and defrosting both available,3)tape on mirror glass to stop it from shattering;and regarding mirror glass,aluminium plate,chromeplate are both available 4)bracket is made ...