Grow tent 1 30in male to male rod. 1 corner piece. Metal 5/8" 5/8" and 3/4" parts available. please read all info. I do not calculate what you need. You must know what you need and ABCD does not mean anything except to your model. these parts fit most models and are standard. OVERALL LENGTH / LENGTH ASSEMBLED when measuring overall length is when you have it in your hands and measure from end to end. length assembled is when you measure a piece that is functioning or is connected and unmovable. when you give me measurements tell me how you measured the posts. 5/8 in price list Metal corners $10.00ea Metal tees $8.00ea Metal multi connector $12.50ea Male to male post up to 48" $8.00ea Male to male post over 48" $10.50ea Male to female post up to 48" $8.00ea Male to female post over 48" $10.50ea Female to female post up to 48" $8.00ea Female to female post over 48" $10.50ea 3/4 in price list Metal corners $13.50ea Metal tees $10.00ea Metal multi connector $15.50ea Male to male post up to 48" $10.00ea Male to male post over 48" $12.50ea Male to female post up to 48" $10.00ea Male to female post over 48" $12.50ea Female to female post up to 48" $10.00ea Female to female post over 48" $12.50ea misc. Sm window cover $3.50 Lg window cover $4.50 Discounts.