SAMCO presents the air vent hose for your motocross, motocross, quad, enduro, trial, ... The hose has an internal diameter of 3mm and an external diameter of 7mm. The SAMCO hose is one of the highest-quality hoses available. In addition to giving a personal touch to your 2 or 4-wheeler, it will stand the test of time, whether it's UV, gasoline, temperature changes, etc. Even the color holds! In our tests, the hose was over 5 years old and hasn't aged or hardened over time. Available in your choice of blue, red, green or orange. Sold in 3-meter lengths for greater economy. We also sell it in 30cm