uxcell 6mm to 6mm Air Pneumatic Quick Connector Speed Controller Valve Product Name : Pneumatic Speed Controller;Model : HVFF6 Connector Type : 6mm to 6mm;Total Size(Approx) : 48 x 18 x 41mm/ 1.9" x 0.7" x 1.6" (L*W*T) External Material : Plastic, Metal;Color : Black, Blue Weight : 15g Package Content : 1 x Pneumatic Speed Controller