Borg Digital Lock 2020 Knob/Knob Dual KeypadKeyless entry Dual keypad digital lock with 60mm backset.. Features Satin chrome finish Fully mechanical digital lock Back to back keypads Site specific (code must be entered from either side) 60mm anti thrust tubular latch 70mm latches are also available 12mm bolt projection Fully reversible Easy code change procedure Suits doors from 35 54mm thick More than 8000 codes to choose from Tested to more than 50,000 cycles Suitable for internal use