NPS Chair Trucks move and store 35 or 50 folding chairs. Three tubular handles offer excellent control when going around corners. Rolls on 4" rubber casters—model 40434 has 2 swivel, 2 rigid casters; model 40435 has 3 swivel, 2 rigid casters. 1/8" channel steel construction supports up to 1200 lbs. Powder coat finish.