This is a Stanley Grade 1 heavy duty cylindrical lock for commercial doors. It uses a small format interchangeable core (SFIC) cylinder, so it fits openings that run an SFIC keying system. Lever style, backset, strike and cylinder options vary by part number. Part QCL155 A 605 R4 NOS LC is the Corridor SFIC Slate Lever, Radius 2-3/4, No Strike Less Cylinder version in Bright Brass.

• Corridor SFIC Slate Lever
• Radius 2-3/4
• No Strike Less Cylinder
• Finish 605 Bright Brass
• Part number QCL155 A 605 R4 NOS LC