Precision die-cast construction with an adjustable stainless steel ball socket construction, allowing left/right side and up/down installation. Complete with a tempered glass mirror. Includes a special P-clamp which is CNC-machined from 6061-T6 aluminum. The ball joint assembly inside the mirror perch can be reversed for left-right & up or down mount position. Approx. dimension: 3.75" (95mm) round mirror head.,