Perfect substitute： This bed mounting hardware kit contains all necessary components to completely reinstall the frame of the truck bed. Compatible model：Chevrolet Models: 2015-2019 Colorado 2004-2007 R-15 2001-2006 Silverado 1500 HD 1999-2013 Silverado 1500 2007 Silverado 1500 Classic 2007 Silverado 1500 HD Classic 2001-2013 Silverado 2500 HD 1999-2013 Silverado 2500 2007 Silverado 2500 HD Classic 2007-2013 Silverado 3500 HD 2001-2006 Silverado 3500 2007 Silverado 3500 Classic Compatible model：GMC Models: 2015-2019 Canyon 2001-2006 Sierra1500 HD 1999-2013 Sierra 1500 2007 Sierra 1500 Classic 2007 Sierra 1500 HD Classic 2001-2013 Sierra 2500 HD 1999-2004 Sierra 2500 2007 Sierra 2500 HD Classic 2007-2013 Sierra 3500 HD 2001-2006 Sierra 3500 2007 Sierra 3500 Classic High-quality：it has excellent corrosion resistance and long service life, and is suitable for use in various environmental conditions. Firm installation: the bolts are designed with high strength to ensure the firm connection between the bottom plate and the vehicle bottom Good service: Please contact us immediately if you encounter any problems while using this product. 926-846 Truck Bed Mounting Hardware , Bed Bolts Compatible with Chevrolet Silverado GMC Sierra 1500 2500 3500 HD Classic, Fits GMC Canyon/Chevrolet Colorado