The Amerock Manor 1.5 In. (38mm) Length Knob. Celebrating the Jeffersonian spirit of American architecture, the Manor Collection is genuine, distinctive and classic. 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.