The Airboy was the first bicycle mini pump SKS produced more than 50 years ago, and the Airboy is back again as the company`s latest premium model, which is the smallest, lightest mini pump SKS ever made. It has a unique dual chamber design, splitting the pump body in the middle allowing outstanding grip and efficiency that defies its ultra-compact size.,Micro size – suitable for carrying in a cycling jersey pocket.,Dual-chamber inflation system for an easy pressure build-up,Large, comfortable grip area on the pump head to avoid hand injury,Compatible with Presta valve only,Maximum pressure:  8 bar / 115 psi,Anodized aluminium compression tube and handle,Supplied with bottle cage mounted frame bracket.