10Pcs Air Pneumatic 4mm 6mm 8mm 10mm Hose Tube 1/4" 1/2" 1/8" 3/8" BSP Male Thread Air Pipe Connector Quick Coupling Fitting

*BSPT Thread: British Standard Pipe Taper thread1/8"BSPT(DN6) Male Thread OD9.5mm 1/4"BSPT(DN8) Male Thread OD12.5mm 3/8"BSPT(DN10) Male Thread OD16.5mm 1/2"BSPT(DN15) Male Thread OD20.5mm 1/8 1/4 3/8 1/2'' Male-4 6 8 10 12mm Straight Push in Fitting Pneumatic Push to Connect Air