Silca CO2 Pump - Eolo 2-in-1Carbon safe tire levers with an integrated CO2 regulator that are made from an ultra strong forged alloy with a reinforced nylon coating to protect the carbon rims. Modern carbon rims and tires create a real challenge for traditional tire levers, and the new wave of tubeless setups have take the challenge to the next level. Tire fits are tighter than theyve ever been, while carbon rims require non metal levers to resist damage to the bead or brake