Urbanest Adjustable End Cap Finial Curtain Drapery Rod Set, 5/8-inch (Black,28"-48") Bring a designer's touch to your window treatments with the End Cap Finial Rod Set. Steel adjustable rod, Outer rod measures 5/8" diameter, inner rod measures 1/2" diameter. Finial size: 1" diameter, 3/5" length. Mounting hardware included: standard matching brackets that extend from 4" to 5.5" deep.Two brackets come with 28"-48" set, three brackets come with both 48"-84" and 88"-120". Assembly required(screwdriver).