Toolbox Bracket; Used To Mount Over-The-Rail Style Toolboxes; Fits PN[10310/10312/10313/10502SC/10512SC]; 21 in.;Replaces Standard Railmount Hardware. Allows Toolbox to be installed flush against BackRack(TM). Eliminates gap between Toolbox and Backrack. Allows Toolbox to be installed without drilling into truck bed. Standard 21 inches. Optional 31 inches available. Includes Two Toolbox Brackets Durable Powdercoat Finish Limited Lifetime Warranty Application Summary: Year Make/Model 2015-2020 Chevrolet Colorado 1982-2004 Chevrolet S10 1987-2010 Dodge Dakota 2001-2014 Ford F-150 2015-2021 GMC Canyon 1985-1990 GMC S15 1991-2004 GMC Sonoma 1991 GMC Syclone 1987-1994 Nissan D21 1998-2019 Nissan Frontier 1995-1997 Nissan Pickup 2017-2020 Nissan Titan 2016-2020 Nissan Titan XD 1997-2004 Toyota Tacoma
