Get a grip on tire inflation with the AA Straight Angle Lock-on Air Chuck. This precision 6-inch chuck features a lock-on mechanism that grips the valve mouth when tilted, ensuring a tight seal every time. Its closed air flow design minimizes air loss, making tire inflation a breeze. With a sleek black polyurethane coating and a 1/4 inch F.T.P. size, this air chuck not only performs flawlessly but also looks great while doing it.