This Hardware is Black Dacromet Plated, dacromet Plating is 4-5 times more rust resistant than Black or Silver Zinc. You only need 2 each of these per tail light, but we are selling 10 each in bulk When working on your Tail Lights, hardware is critical. Are hardware is an exact replacement. 10 Pcs 2011-2013 Tail Light Screw OEM # 06510811AA Fits Jeep Wrangler JK. You only need 2 ea. of these per tail light, but we are selling 10 ea. for the price of 2 ea. This Hardware is Black Dacromet Plated. Dacromet Plating is 4-5 times more rust resistant than Black or Silver Zinc. Dacromet Plating has a salt spray test good for 1200 hours longer than most Other Plating. Thus, the procedure is used in the automotive industry for Bolts, Screws Nuts and other Fasteners