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The 4040XP/4040XPT Series is LCN’s most durable surface-mounted heavy-duty closer, designed for the most demanding high-use-and-abuse applications. It meets ANSI/BHMA A156.4 Grade 1 standards and ADA reduced opening force requirements. This closer is UL listed for self-closing doors without hold-open and boasts a 30-year limited warranty. The 4040XP/4040XPT Series features include standard non-handed plastic cover, with optional plated finish available for cover, arm and fasteners. Materials include high-strength cast-iron cylinder, forged steel arm, double heat-treated steel pinion and full complement, low friction bearing for rugged reliability in high-traffic installationsThe product is manufactured at Allegion’s Princeton, Illinois plant. Specifically, this product is an average product from a single manufacturing plant.