The Airboy was the first bicycle mini pump SKS produced more than 50 years ago & 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 & 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 & handle Supplied with bottle cage mounted frame bracket.