Best Sellers in Door Knobs. #1. BESTTEN Keyed Entry Door Knob with Lock, Interior and Exterior Door Lock, Standard Ball, Satin Nickel. 5,470. 3 offers from $10.36. #2. Kwikset Pismo Interior Passage Door Knob, Handle For Closet and Hallway Doors, Non-Locking Doorknob in Matte Black, with Microban Protection, Square Rose. 7,405.