1、This cylinder can be reused, easy to operate and convenient to fill. 2、Good tightness, easy to inject soda water into the gas cylinder, suitable for all soda machines. 3、The female thread of the gas cylinder is m18x1.5, and the male thread is tr21x4, which is easy to install and use. 4、Made of lightweight aluminum and brass materials, durable and resistant to wear and corrosion. 5、With a separate silicone protective sleeve, it is compact and easy to carry. Condition: Brand New Item Type: Soda Cylinder Material: Silicone, Aluminum, Brass Capacity: 0.6L Female Thread: M18x1.5 Male Thread: TR21 x 4 (Basic World Universal, Except Australia) Weight: Approx. 858g / 30.3oz Cylinder Size: Approx. 36.5x6x6cm / 14.4x2.4x2.4in 1 x Soda Cylinder 1 x Silicone Cover