Concrete Rebar Chair/Rebar Chair/Plastic Rebar Chair 1 Use:Plastic rebar chair is for concreting support for reinforcing mesh and bar 2 Benefit:Cheap price and good quality 3 delivery on time 4. Detail Size 1 1/2"-2" 2 1/2"-3" 3 1/2"-4" 4 1/2"-5" 5 1/2"-6" Or as your demand. 4. Package: 100pcs/bag, then packed in pallets, or packed in caron direct. Welcome to email me when you have any question.