Specifications: The throttle valve is made from imported material, integrated die-casting, and durable. SL8 throttle valve with good sealing performance is convenient to install and disassemble. The throttle valve can withstand higher pressure without tripping and has a longer service life. Simple and compact design; various models can meet different pipe layout needs. The pipe body can be rotated 360 degrees after installation. Item Name: Throttle Valve Material: Brass, Plastic Working Pressure Range: 01 MPa Negative Pressure: 100 kPa (10 Torr) Guaranteed Pressure Resistance: 1.5 MPa Working Temperature Range: 20C to 70C Application: Hose, Cylinder, Pipeline Features: Speed Control, Throttle Valve, Quick Connect, Durable Interface Inner Diameter: 8 mm / 0.31 in (Approx.) Size Details: 1/8 Inch: 4 cm x 3.4 cm x 1.5 cm / 1.57" x 1.34" x 0.59" (Approx.) 1/4 Inch: 4.8 cm x 3.8 cm x 1.9 cm / 1.89" x 1.5" x 0.75" (Approx.) 3/8 Inch: 5.4 cm x 4.2 cm x 2.3 cm / 2.13" x 1.65" x 0.91" (Approx.) 1/2 Inch: 6 cm x 4.7 cm x 2.8 cm / 2.36" x 1.85" x 1.1" (Approx.) Notes: Due to differences in lighting and screen settings, the item color may vary slightly from the images. Please allow slight dimensional differences due to manual measurement. Package Includes: 1 x Throttle Valve