Specifications include, but are not limited to: Brand: Grade-Max Model: EX-HA-8 or Equal 8-foot commercial, fully hydraulic adjustable grader Side pans - ¼" thick, 18" high, 60 inches long with a 2.5" flange. Continual seam on top and bottom Hitch cross members -Two -¼" x 5" x 5" square tubing Rear cross member-1/4" x 4" x 4" square tubing Blade holders -¾" x 6" x 4" angle iron with 1" x 4" flat bar inserts Hydraulic top hitch -3/8" x 5", to quick hitch top hitch 3 torque bars -¼" x 4" x 4" center and¼" x 3" square tubing between hitch cross members Track material that holds cutting assembly in place -1/2" thick x 2.5" wide x 60" flat bar Pivot track material that holds cutting assembly in place -½" thick x 4.5" wide x 60" flat bar Threaded blocks that hold the tracks to the side pans -1" x 2" with a Grade 8, 3/4" bolt Skid shoes -1 ½" x 2.5 "x 60" long flat bar Counter weight 1" x 4" flat bar Side Hydraulic Cylinder -2,500 psi, 3" bore, 1.25 rod diameter, 24" stroke Top hitch cylinder -2,500 psi, 3" bore, 1.25" rod diameter x 8" stroke US made Parker Hydraulic Hoses DH2 Solid Hardened Caterpillar Cutting Edges PP&G 900 Series Epoxy Primer and ALK 200 top coat with ALK 201 hardener