Specifically designed to inflate to the high pressures required by road bikes, this frame fit pump is sleek, lightweight and aerodynamic. Efficient pumping allows you to inflate tires up to 120 p.s.i. with ease. Craton rubber spring handle features a high pressure internal locking mechanism to help you achieve high pressure inflation. Ergonomic, padded pump head comes with an integrated seal and dust cap to keep pump clean in even the grimiest riding conditions. Dimensions are as follows: S 16.4 x 1.7 x 1.1. M 18.7 x 1.7 x 1.1. L 20.7 x 1.7 x 1.1. XL 22.6 x 1.7 x 1.1.