The topeak race rocket hp bike hand pump is a slightly shorter version of the racerocket hpx and is specifically for road bikes this elegant aluminium topeak bike pump is designed with a narrow barrel that quickly inflates up to 160psi with ease and the extendable hose takes the stress off the valve stem a convenient small size fits easily in a pocket topeak race rocket hp bike hand pump features 78g smarthead threadlock with integral dust cap integrated compartment for schrader valve a