The Perlick 550 Draft Beer Cooler features a durable black vinyl connector measuring 3/8" in diameter and 4' in length. This high-quality connector is designed for optimal performance, ensuring a secure and leak-free connection for your draft beer system. Its flexible construction allows for easy installation and maneuverability, making it an essential accessory for any draft beer setup. Ideal for both home and commercial use, the Perlick 550 enhances your beer dispensing experience with reliability and efficiency.