More informationDESCRIPTION:Our aluminum valve kits are half the weight of our standard brass valves, weighing just 8g, 9g or 10g per valve respectively for the 35mm, 44mm and 55mm models. The secure round base is compatible with most tubeless rims and fits perfectly on all Stan's BST and BST-R rims. Removable valve core makes sealant application easy. Fits valve holes up to 8mm. Available in black, red, blue, green and orange.