VALVE STEM: TR4 valve stem with a valve cap, high airtightness, good sealing performance, and easy inflation.
MATERIAL: Inner tube is made of high quality butyl rubber, thickening, aging resistance, shock absorption, strong cushioning performance, comfortable riding
INSTALLATION: Before installation, inflate the inner tube with a small amount of air to shape it, check the valve position, ensure the installation direction, and ensure that it is simple to operate and easy installation and removal.
