Rubber valve stems WONDER V2-03-1 / TR413 100 pcs, 11.3 mm hole, 43 mm, 35 mm, 4.5 bar, 21

Rubber valves (100 pcs) for passenger cars. For 11.3 mm valve holes. Quality meets OEM requirements, which are significantly higher than those of aftermarket products (ETRTO & DIN). Total length 43 mm. Length protruding from the rim 35 mm. Max pressure 4.5 bar. For vehicle speeds up to 210 km/h. For higher speeds, use steel or aluminum valves. Individually packaged — valves, cores, caps. Wonder valves are designed, manufactured and tested in Italy at the Cremona factory in accordance with the ISO/TS 16949 certification system. All Wonder valves are individually inspected before being shipped to customers to ensure they meet quality requirements, both visually and technically.
International-standard tests for valve quality and safety applied by Wonder:

• Corrosion resistance test (weather resistance is tested in a special “climate” chamber)
• Mechanical testing for installation and burst resistance
• Testing for resistance to stresses caused by vibration and temperature fluctuations
• Leak resistance testing under changing conditions and at different temperatures/humidity levels
• Ozone resistance testing
• Airflow volume testing
• Dimensional inspection and testing of metal and rubber