Hyper Tough Keyed Entry Number of Keys March 30, 2023 18:50 Updated Follow 2 keys included in all single knobs and single deadbolts 3 keys included in twin packs and single combos 4 keys included in double combos Related articles 4390-XXX, 4391-XXX, 4392-XXX Brinks Electronic Deadbolt Privacy Key E2426-XXX BRINKS – Contemporary Non-Locking Interior Ball Door Knob Push Pull Rotate Deadbolt Install video and instruction