Blackburn Blackburn Mammoth Mini-Pump

The Mammoth pushes a lot of air with a low max PSI, ideal for the larger tires that come with gravel and trail riding while remaining compact and lightweight

Large Volume - Oversized barrel is designed to push more air into the tire per stroke, so you aren't worn out before you hit the trail
Compact design
Presta valve core tool included - simply unthread the tool from the back of the pump and tighten your valve prior to threading the hose on
Flexible hose - Presta-only thread-on head sids on a pull-out hose to give more options which position you pump from
Bike Mount - Includes an easy-to-install mount that fits under your water bottle cage
Aluminum construction
Lifetime warranty
Valve: thread on Presta head
Max Pressure: 50 PSI
Air-bleed button
Dimensions: 24.5 x 200mm
Weight: 120g.