Air Pneumatic Fitting 4mm 6mm 8mm 10mm 12mm Quick Connector Male Thread Compressed Hose Tube Pipe 1/4 1/2 1/8 3/8 Easy to install-It only takes a few minutes to complete the installation. It has the characteristics of high strength, uniform material, good toughness and long service life. Lightweight construction reduces unsprung mass in high-performance motorcycle setups. Resonant chamber design attenuates intake roar for quieter riding experience., Manufacturer: GNGPVUEO