22 inch blades 7ga thickness 24 inch blades 1/4 inch thinkness 26 inch blades 1/4 inch thickness smooth, no flat center, no cone type 1 and 1/8 inch square middle hole 2 and 5/8 inch concavity one 20 foot container , weights limit to us dot truck laws 40% 26 inch , 40%24inch, 20% 22 inch, can not have county of orgin on blades