The SC60A Series is designed for light- to medium-duty applications, like a small business or office building. It is intended for interior use with aluminum storefronts and mixed-use complexes. It mounts three ways and features the most common hole pattern in the door control industry, making it ideal for a variety of retrofit needs. The SC60A Series features a single-piece cast aluminum body and a 1-3/8 In. heat-treated steel piston, a heat treated pinion and staked valves. The SC60A Series standard door closer is certified ANSI/BHMA A156.4 Grade 1, is UL listed and is backed by a 10-year warranty.