Copper Creek Ball Polished Brass Privacy Bed/Bath Door Knob BK2030PB - The Home Depot
BESTTEN Keyed Entry Door Knob with Lock, Interior and Exterior Door Lo – BESTTEN US
BESTTEN Keyed Entry Door Knob with Lock, Interior and Exterior Door Lock, Standard Ball, Satin Nickel - Amazon.com
Chronos Entry Door Knob Handle Lock Set, Ball Door Knob with Lock and Key, Stainless Steel Entry Door Lock, Exterior Door Knobs for Bedroom or Bathroom - Walmart.com
Design House Ball Polished Brass Interior Keyed Entry Door Knob in the Door Knobs department at Lowes.com
Ball knob handle pair - Brushed Stainless Steel - Model BASE - Door Knobs - VillaHus