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Twinstar Casters Contemporary, styling with unsurpassed strength and durability.  Superior die cast construction makes this the highest quality dual wheel caster on the market today.  2-3/8" diameter dual wheels rotate independently for easy mobility to minimize wear and tear.  Provides strength and performance with a look of today!  Weight rating:  100 lbs. per caster.  Available with hard or soft wheels. Series 4-Set 5-Set HARD SOFT HARD SOFT TW23 $47.52 $53.48 $59.40 $66.85 Many new chairs are equipped with hard wheel casters for use on carpeted surfaces only.  Hard wheels skate and slide on hard floor surfaces.  For safe rolling on chairmats, and all hard floor surfaces, soft wheel casters should be used.  Soft wheels provide traction and prevent sliding. Click HERE for Technical Information. Click HERE to return to Main Caster Page.