Knobsets - spherical handles of varying shapes on both sides of the door.
Leversets - a pull down handle of varying shapes on both sides of the door.
Note if you're looking for a combination (knob on one side and lever on the other, or similar. Then these are all in our Combination Items page under Commercial/Swinging Doors/Key Lockable.
ADI BLOCKLOK 444DD DBLE FB 
ADI BLOCKLOK 444DD DBLE L/CYL SC [ADI444DDLC ]
ADI BLOCKLOK 444DD DBLE PB 
DORMA CLOSER TS72 EN2-4 SIL [DOTS7200SIL]
DORMA CLOSER TS73 EN1-4 SIL B/CHECK D/ACTION P/ARM BRKT [DOTS7300SIL]