Master Mfg Co Noiseless Duet Chair Mat Casters, Black, 5PK, Master Caster, Mfr#: MAS64328

Casters feature dual grip ring technology that eliminates excessive noise for quiet mobility on all floor surfaces Soft polyurethane material eliminates black powder residue created by metaltometal friction Duet twinwheel casters complement all types of office and homeoffice furniture Smoothrolling wheels provide maximum mobility on lighttomedium duty applications Soft wheel casters with a 110 lb per wheel weight rating are designed for hard floors and chairmats