If you're looking for a professional style Fiberglass Grade Rod, we have the Crain SVR which is the toughest and most well-made grade rod you can buy. Aluminum Grade Rods are great tools but a Fiberglass Grade Rod stands up to more use and on a daily basis.
Click here to view all the Grade Rods we have available;
http://www.engineersupply.com/surveying-rods.aspx