Product Overview: - Look Cool And Keep Cool With Backrack's Latest Louvered Rack Design. The Backrack Louvered Rack Is Immersed In A Multi Stage Electrostatic Dip Process Ensuring That No Area Of The Louver Is Exposed To The Elements. Backrack(Tm) Has Doubled The Corrosion Resistance On The Louvered Rack By E-Coating The Frame Before Powder Coating. Backrack's Accessories Simply Bolt Or Clamp To The Louvered Rack. Mount Strobe Lights, Directional Arrows, Antennas Or Speakers Without Drilling Holes In Your Truck. Off-Road Lights Are A Great Addition For A Sportier Look! Product Info: - Backrack 19-21 Silverado/Sierra 1500 Louvered Rack Frame Only Requires Hardware - Window Guard Mounting Style: Stake Holes - Window Guard Material: Steel - Window Guard Finish: Black Powdercoated - Quantity: Sold Individually.Manufacturer Part Number: - Manufacturer Part Number: 12900Product Features: - Protects Your Cab From Damage Caused By Large, Heavy Cargo - Provides Shade And Privacy For Your Cab - Gives A Unique Style To Your Truck - Louvered Rack Frame Only - Made Using Hot Rolled Pickled And Oiled Steel - Powder Coat Finish For Maximum Corrosion Resistance - Works With Or Without Tonneau CoversGuarantees And Warranties: - 30-Day Satisfaction Guarantee - See Manufacturer's Website For Most Accurate Warranty Information.