Crankbrothers GEM Hand Pump
Best versatile inflator for cyclists needing on road and trail support.
This pump offers a clever dual-mode inflation system, letting you quickly add volume or precisely increase pressure. Its lightweight build and included frame mount make it a convenient companion for any ride.
$26.00
at
Blacksmith Cycle
More Gem options
Who it's for
- Cyclists owning both road and mountain bikes
- Riders prioritizing quick access and minimal bulk
- Adventurous cyclists needing a robust, dependable emergency tool
Who should skip it
- Riders needing rapid inflation or with limited physical strength
- Cyclists who demand exact tire pressure readings on the go
- Riders with limited frame space or specific aesthetic preferences
Performance breakdown
Inflation Efficiency
Dual-mode switch makes quick work of both high-volume and high-pressure needs.
Build Durability
Hybrid alloy and composite design balances ruggedness with a lightweight feel.
Portability
Compact frame fits easily into jersey pockets or mounts securely on-bike.
Valve Versatility
Seamlessly switches between Presta and Schrader without needing extra internal parts.
Mounting Convenience
Included bottle cage bracket keeps the pump accessible for roadside emergencies.
Ergonomics
Solid grip, though the compact size requires more effort at high pressures.
Key Specs
Weight
131g
Pressure
100+psi / 7+bar
Air Switch
High volume / high pressure
Length
176mm
Bracket Mount
Included
Warranty
5 years
Material
Alloy/composite
Head Type
Convertible for Presta or Schrader valves
Know before you buy
Still have a question?
Ask Metto anything about the Crankbrothers GEM Hand Pump before you decide.