'Oval' mirror head shape, 126mm x 85mm. Stainless steel head supplied with CONVEX glass only. Offered with a choice of four designs of chrome stem - please make your selection below. All four arms mount through a 16mm hole in the panel and protrude 50mm under. Arm A -Straight, 105mm long Arm B - Curved, 110mm long Arm C - Adjustable, 103mm long Arm D - Short, 70mm long Alternatively, we offer the mirror head only - in which case, the backing nut is not supplied as this comes with the arms and differs. 1/4"BSF thread | Dimensions: 126mm x 85mm; 16mm; 50mm; 105mm; 110mm; 103mm; 70mm; 1/4"BSF | Supplier part no: 379A