Putco 15-19 Chevy Silverado - 8ft Bed Dually Boss Locker Side Rails

2 1/2 in. NeveRust(TM) Stainless Steel Rail. Easy no drill installation via stake pockets, installs in minutes. Solid die cast construction allows for 500lb. tie down strength. This new oversized Boss Locker fits all applications of the traditional Locker Side. Boss Lockers Side Bed Rail; Stainless Steel; 2.5 in. Dia.; Pair; Fits, Fitments 2015 Chevrolet Silverado 3500 HD High Country 2015 Chevrolet Silverado 3500 HD LT 2015 Chevrolet Silverado 3500 HD LTZ 2015 Chevrolet Silverado 3500 HD WT 2015 GMC Sierra 3500 HD Base 2015 GMC Sierra 3500 HD Denali 2015 GMC Sierra 3500 HD SLE 2015 GMC Sierra 3500 HD SLT 2016 Chevrolet Silverado 3500 HD High Country 2016 Chevrolet Silverado 3500 HD LT 2016 Chevrolet Silverado 3500 HD LTZ 2016 Chevrolet Silverado 3500 HD WT 2016 GMC Sierra 3500 HD Base 2016 GMC Sierra 3500 HD Denali 2016 GMC Sierra 3500 HD SLE 2016 GMC Sierra 3500 HD SLT 2017 Chevrolet Silverado 3500 HD High Country 2017 Chevrolet Silverado 3500 HD LT 2017 Chevrolet Silverado 3500 HD LTZ 2017 Chevrolet Silverado 3500 HD WT 2017 GMC Sierra 3500 HD Base 2017 GMC Sierra 3500 HD Denali 2017 GMC Sierra 3500 HD SLE 2017 GMC Sierra 3500 HD SLT 2018 Chevrolet Silverado 3500 HD High Country 2018 Chevrolet Silverado 3500 HD LT 2018 Chevrolet Silverado 3500 HD LTZ 2018 Chevrolet Silverado 3500 HD WT 2018 GMC Sierra 3500 HD Base 2018 GMC Sierra 3500 HD Denali 2018 GMC Sierra 3500 HD SLE 2018 GMC Sierra 3500 HD SLT 2019 Chevrolet Silverado 3500 HD High Country 2019 Chevrolet Silverado 3500 HD LT 2019 Chevrolet Silverado 3500 HD LTZ 2019 Chevrolet Silverado 3500 HD WT