Double click image to zoom in
Our on-line store is open 24/7 and we ship Monday through Friday, excluding some holidays. Orders received for products without shipping restrictions on its product page will ship the same business day when received before 12:00 p.m. PST. Orders in high demand will have an estimated production time listed on its product page and will ship according to the date listed.
The Air Tool MTB pump is our most dependable and durable big-volume frame pump. It's intended to be carried on the bike for use in all off-road conditions. You'll find that it features a new inverted design, so it greatly increases air capacity, which reduces pump time by up to two minutes.
Inverted dual chamber design is smaller yet moves 28% more air per stroke when compared to our previous design, reducing pumping time by up to two minutes.
Twist locking head is easily converted to fit Presta or Schrader valves.
Exterior de barril mecanizado para obtener mayor agarre al inflar.
Cámara completamente en aluminio para lograr rendimiento duradero.
Water bottle boss frame mounting bracket included.
La cubierta actualizada evita la apertura no deseada.
Máxima presión: 60 PSI (4.1bar)
Volumen por bombeo: 100cc
We are a Seattle, WA based outdoor gear store with a mission to make climbing, backpacking, skiing & mountaineering accessible and enjoyable for everyone.
© 2026, Master Store
