YITAMOTOR Towing mirrors extend outward further than the standard truck mirrors, increasing your rearward vision to help provide a safer towing experience. We offer manual and power-adjustable, extendable telescoping towing mirrors to maximize visibility,adjustment method:Power, color:Black, placement:Left, placement:Right, dual glass:Plate glass, dual glass:Convex glass, oem part number:15904034, oem part number:15904035, oem part number:GM1320355, oem part number:GM1320410, oem part number:GM1321355, power-heated mirror:Flat mirror, material:Black textured abs plastic, warranty:1 Year