1. Name: auto throttle valve 2. Size: (1/8"---1/2")6-12mm 3. Design for your special 4. Price: 0.4-1.5usd/pc 1. Name: quto throttle valve2. Used for: auto parts, pipes, pneumatic systems3. Size: (1/8"---1/2")6-12mm, also make special fittings according to customers requirement 4. Price: 0.4-1.5USD/pc auto throttle valve