AU5402LN 613 Yale Cylindrical Lock

Designed for industrial, commercial and institutional use, the Yale 5400LN Series heavy duty cylindrical lockset offers no compromises when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear resistant chassis plates, heavy duty lever return springs and through bolting, this Grade 1 trendsetter proves time and again why it's the favorite among architects and building owners who demand the highest standard of product quality.