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Go Rhino RB20 Slim Line running board kit for 2015–2019 GMC Sierra 2500/3500HD Crew Cab is a slim, Raptor-inspired full-length step that protects panels and increases ground clearance off-road. The bullet-stamped tread measures 5½" at its widest point and the boards are formed from 16-gauge zinc-coated galvanized steel. Mounting brackets are included; materials carry a Limited Lifetime warranty and the textured finish has a 5-year warranty.
Go Rhino 15-19 GMC Sierra 2500/3500HD CC 4DR RB20 Slim Running Boards Kit (w/Brackets) - Tex. Blk
