The MORRFlate 3ft Extension is great to get that little extra reach to your air source that you need for your MORRFlate 4 Tire Inflation Deflationa;"A Kit. Please select your air source from the drop down list below. If your air source is not listed, please select a; oeCUSTOMa; and put the brand name and model of your compressor in your order notes. We will contact you via email or phone if we need any further clarification.