https://greenacressporting.com/product/kimber-mfg-inc-3000430-rapide-dusk-45-acp-81-5-rose-copper-steel-barrel-black-kimpro-ii-lightening-cut-serrated-stainless-steel-slide-black-kimpro-ii-steel-frame-w-beavertail-black-g10-grip/
Kimber Mfg.,inc 3000430 Rapide Dusk 45 ACP 8+1 5" Rose Copper Steel Barrel, Black KimPro II...
The RAPIDE (DUSK) (DN,NS). A unique 1911 with stepped cocking serrations, slide lightening cuts for faster Slide lock-up and TiCN (Titanium Copper Nitride)