The DY82 Chair Dolly helps prepare musicians for performances with simple transport and storage.This 17gauge, chromeplated, square steel dolly holds up to 18 of the NPS 8200 Series Melody Chairs.Handles on each side are 16 gauge, and four hard rubber 4" casters (two that swivel) make mobility a snap.Each caster has a 83 lb.weight capacity for a total of 332 lbs.