The Graf Cobra 2.0 Stainless Steel Runners are replacement steel for either the Ultra 5000 or NT 3000 holder. The runner has a 10 ft radius to give players the best balance of speed, stability, turning, and maneuverability.
The JRZ Cobra Black Steel Runners offer absolutely incredible performance and durability thanks to a number of factors. The first is that JRZ manufactures their steel with accurate precision on each and every single one of their runners, ensuring players have a consistent 10 ft. neutral pitch radius and a premium quality product.
The JRZ Cobra Steel Runners are quickly taking over the game and giving players a step up on their competition. They have manufactured their steel with such precise accuracy that you'll get a consistent 10 ft. neutral pitch radius and high-quality product every time you purchase JRZ steel.