Yale's 4700LN Series, a Communicating Passage Cylindrical Lock with AU Lever Design in Bright Brass, is perfect for numerous commercial settings. It's renowned for its consistent quality, user-friendly design, and easy installation at an affordable price. Certified to ANSI/BHMA Grade 1 standards and UL Fire Listed, it ensures reliability and peace of mind. A versatile choice for various grade 1 commercial applications.