The Amerock BP55273ORB Blackrock 1-1/2 in (38 mm) Length Knob is finished in Oil Rubbed Bronze. Inspired by hard geometric lines, Blackrocks simple shapes make a lasting impression. The Oil-Rubbed Bronze finish is a rich, dark brown old world finish with striking light and dark accents. Founded in 1928, Amerocks award-winning home solutions including decorative and functional cabinet hardware, bath accessories, decorative hooks and wall plates have built the companys reputation for chic design accessories that inspire homeowners to express their personal style. Amerock offers a variety of styles and finishes at affordable prices that add the perfect finishing touch to any room