SCITOO Towing Mirrors Fit for Chevy for GMC Exterior Mirrors Fit for 1999-2007 for Chevy/for GMC Silverado/Sierra 1500 2500HD 3500HD with Convex Glass Manual Controlling Telescoping Features

towing mirror - 1999-2006 for Chevy for Silverado/GMC Sierra 1500, 1999-2004 Fit for Chevy Silverado/GMC Sierra 2500, 2001-2006 Fit for Chevy Silverado 2500 HD/3500/Tahoe & GMC Sierra 2500 HD/3500/Yukon/Yukon XL Denali, 2000-2006 Fit for Chevy Suburban 1500/2500 & GMC Yukon XL 2500, 2002-2006 Fit for Chevy Avalanche 1500/2500, 2001-2003 Fit for Chevy Silverado/GMC Sierra 1500 HD, 2005-2007 Fit for Chevy Silverado/GMC Sierra 1500 HD, 2007 Fit for Chevy Silverado/GMC Sierra 1500/2500 HD DUAL GLASS - The mirror face itself is a manual adjustment, so you do need to just use your hand to adjust it where you need it and if you'll notice the littler mirror here at the bottom, that's a built-in spotter mirror. This will help produce blind spots. That is also a manual adjustment. TELESCOPING FEATURE- The telescoping function makes it easy to see around the side of your trailer, so that can safely change lanes, pass or park. Basically all you have to do is just pull the mirror just like this away from your vehicle and it extends your life of sight by about 4 inches and then when you're done towing.side mirror length is 18.5” (closed) and 21.26” (extended); side mirror size is 12.2”×7.68”. WIDER VISIBILITY- Provides more visibility when towing， Provides better and wider angle of rear view. WHAT INCLUDED - A Pair of Towing Mirrors(Include Left Side and Right Side)