Chrome zinc non-locking large handle which allows for two finger grip. Stainless steel stem & lock nut. 1/2" to 3" Adjustable latch bar. 3-1/8"x 3-1/8" face plate. Flush mounts in a 2-3/8" x 2-3/8" hold. Surface mounts in a 1-5/8" diameter hole w/included polymer spacer. For door thickness 1/8" - 3/4". Locking Yes