Master Caster Duet Casters, 2in Diameter, B/K Stems, Soft Wheels, Black

Complements all types of office and home-office furniture 2in diameter dual wheels provide maximum mobility and smooth quiet rolling on light-duty to medium-duty applications. Use soft wheels on hard floors and chair mats. Weight rating is 100 lbs. per caster. Casters include 7/16in x 7/8in B stems and 3/8in x 1in K stems.