The HK series Grade 1 Cylindrical Knob lock is designed and tested for the most robust applications for Grade 1 knob locksets. Backed by the Arrow 10 year warranty and Certified to BHMA Grade 1 it is the worry free solution when a Grade 1 knob lock is needed.

BASE MATERIAL: Stainless Steel
BOLT PROTECTION: 1/2"
CYLINDER TYPE: SFIC Prep Less Core
DOOR THICKNESS: 1-3/8" to 2"
FINISH: 630/US32D Satin Stainless Steel
FINISH DESCRIPTION: Satin Stainless Steel
FINISH TITLE: 630/US32D
FUNCTION: 33-Asylum
GRADE: Grade 1
HAND: Non-handed
HEIGHT: 3.5
LATCH BACKSET DIM: 2-3/4"
LATCH NUMBER: Q71
LATCH TYPE: Deadlatch
LENGTH: 7.625
LEVERKNOB DESIGN: BB - Ball Knob
LOCK FACE SIZE: 1-1/8" x 2-1/4"
MANUFACTURER: Arrow
NUMBER OF PINS: 6/7
ROSEESCUTCHEON DESIGN: 3-1/4" Rose Diameter
SCREWS: Wood/Machine Screws
SERIES: HK Series Grade 1 Cylindrical Knob Locks
STRIKE HEIGHT: 4-7/8"
STRIKE NUMBER: 306
STRIKE TYPE: ANSI Strike
STRIKE WIDTH: 1-1/4"
WEIGHT: 5
WIDTH: 5