8Pcs 5mm Thread 6mm Hose OD Metal Pneumatic Air Hose Quick Coupler Product Name : Pneumatic Air Tube Hose Quick Connector;Model : KLC6-M5 Male Thread Dia. : 5mm / 0.2";Fit Tube OD : 6mm / 0.24" Overall Size : 20 x 12mm /0.79" x0.47" (L*Max.W);Material : Metal Color : Silver Tone;Net Weight : 66g Package Content : 8 x Pneumatic Air Tube Hose Quick Connector