Football Soccer Field Paint Lining Machine Trueline Striper CO2 Model 120NC-7/10 Trueline Striper CO2 cylinder Popular because there are no moving parts and one 20 lb. CO2 cylinder can spray up to 400 gallons of paint at 40 psi. before refilling for approx. $20. You may already have CO2 in your concession stands. It is used for dispensing soda. This model was designed for high school booster clubs and soccer associations with a budget in mind.