Mini

Designed for Fat and Semi Fat tire bikes, the Big Bore packs massive volume per stroke and a unique head that still works with winter gloves on - Oversized press-on Schrader and Presta head won't accidentally remove valve cores and can be easily used with thick gloves. - Flexible hose attachment allows for aggressive pumping without fear of damaging valve stems. - Inverted barrel design allows for high volume in a compact size. - Coarse machined aluminum barrel for extra grip. - Water bottle boss mount with elastomer band included. - Max pressure: 50psi (3.5bar) - Volume per stroke: 90cc

Bontrager's Air Support HV is a life-saver when you flat out on the trail. A large volume chamber makes it a breeze to use on fat mountain bike tires. It has an easy-to-use thumblock, an auto-selecting head that fits Presta and Schrader valves, plus a fold-out T handle and a dual action for fast inflation. The Air Support HV is compact and light and it comes with a mount to carry it on your frame.

Elegant and sleek pumps designed to meet the demands of a professional racing and training schedule. - Small size easily fits in a jersey pocket or saddle bag - Extendable hose helps take stress off the valve stem - SmartHead ThreadLock works with Presta and Schrader valves - High efficiency Single Action stroke fills tires fast - Aluminum construction is lightweight and durable - Rubber cushioned handle provides excellent grip - Includes side mount bracket - Capacity: 90 PSI / 6.2 bar - Dimensions: 7.1 x 1.4 x 1"

A compact mini pump that easily packs in your jersey pocket or bag and quickly inflates larger volume tires. Packable and powerful The Air Support HV Pro easily packs into a jersey pocket, bag, or pack and provides easy, accessible inflation for larger volume tires. An extendable air hose helps eliminate stress at the valve stem and a larger chamber allows for quick inflation up to 60 PSI. This refined mini-pump features a polished silver finish and comes with an on-bike mount. Product details - High volume air chamber for larger volume tires - Inflate to 60 psi (4.15 bar) with little effort - Extendable, hidden hose reduces stress at valve - Mounting bracket fits easily under bottle cage - Designed to work with Presta valves

The Air Tool MTB pump is Speialized's 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. - All new inverted, double chamber design increases the air handling capacity by 28% compared to our previous design, reducing pumping time by up to two minutes. - Twist locking head reduces size and can be easily converted to fit Presta or Schrader valves. - Machined outer barrel for extra grip while pumping.. - All-aluminum inner and outer chamber for durable performance. - Water bottle boss mount included. - Max pressure: 60 PSI (4.1bar) - Volume-per-stroke: 100cc