uxcell 10 Pcs Air Pneumatic 4mm to 4mm Straight Push in Connectors Quick Fittings Product Name : Quick Fitting;Model : JPU-4 Design : Straight, 2 Ways;Connector Type : 4mm to 4mm Material : Plastic;Size (Approx) : 32.5x 11mm / 1.28" x 0.4" (L*D) Color : Black;Weight : 41g Package Content : 10 x Pneumatic Quick Fitting