Features and Benefits:�3-3/4" brass clamp-in truck / bus valve with 45 degree bend�comes with ultra high temperature-resistant grommet up to 400°F, valve core, and valve cap�fits 0.625" valve hole for truck and bus steel rims�This TR 572 with 45° bend ASC ultra high temperature truck / bus tire clamp in valve from ALLIGATOR is made out of high quality brass, that is equipped with a ultra high temperature grommet, measures 3 3/4" in length and has a .625" -sized rim hole. This standard ALLIGATOR EHA valve stem is used on waste haulers, cement trucks, buses and other vehicles generating high heat due to their operating conditions and are prone to leakage at the grommet. This ALLIGATOR ultra high temperature valve is designed to operate at temperatures up to 400° F and is identified with a green grommet to distinguish from imitations in the market place. It is made for easy installations on both demountable and non-demountable drop center rims and meets and exceeds all tire and rim specifications.