This classic frame-fit pump is designed to mount underneath the top tube without any additional fixtures or fittings.Reversable Connection: Allows inflation of either Presta or Schrader valves by simply reversing the head washer.Please check the length/frame fitment required before ordering.Barrel: Technopolymer resinHandle: Technopolymer resinDual Connection: Presta/SchraderMounting: Frame fitLength: 360-400mm/410-450mm/460-500mm/510-550mmWeight: 120g/125g/130g/135g