1 Assembling the Support Brackets to the Sides of Stable Face the back of the Left & Right Sides of Stable; Insert the hooked end on the metal connecting rods at the top of the Support Bracket (D) into the connecting hole on the top back of the Right and Left Sides of Stable (C} then secure with the Cotter Pins (P). Insert the hooked end of the metal swivel connecting rod on the lower portion of the Support Bracket into the connecting holes on the lower portion of the Right and Left Sides of Stable.