Dee Zee Specialty Series Single Lid Narrow Crossover Tool Box Model DZ6170NBDee Zee Specialty Series Single Lid Narrow Crossover Tool Box Model DZ6170NB Dee Zee Tool Box Specially Narrow Crossover box. Constructed of durable Brite Tread aluminum with narrow design for subtle look. Black Tread powder coat, provides a gloss black finish while it protects and prevents oxidation. Other features: lockable push button handles, dampened gas shocks, closed cell foam gasket, and self adjusting strikers. J Bolt mounting hardware