Ball Series Chair Caster with Plastic Wheel - Stem Type D

Ball series chair caster with plastic wheel - stem type d - pbh2002zn3ed 2" dia. plastic caster wheel. how to order 1. match your caster stem to drawing. stem design may vary slightly depending on manufacturer. 2. measure wheel diameter. 3. select wheel composition based upon floor surface use soft rubber for hard floors, chair mats, tile and wood floors. use hard rubber and plastic (nylon) for carpeted floors and soft surfaces. 4. order complete set to insure proper mobility. note stem "d" for wood base chairs only.