Description
The Park Tool PMP-4.2 Half-Pint Mini Pump-4 is a compact, reliable option in bike tools for riders who need fast roadside inflation. Designed to fit most bicycles with Presta or Schrader valves, this lightweight mini pump mounts neatly to standard water bottle bosses for easy carry on road, gravel, or mountain bikes.
- Official Park Tool item PMP-4.2, the current version replacing the earlier PMP-4 Half-Pint model.
- Compatible with both Presta and Schrader valve tubes, making it suitable for many adult bikes and kids’ bikes.
- Includes pump holder and mounting hardware for attachment to standard bottle cage bosses or beneath a bottle cage.
- A smart choice for riders searching for tire pumps Park Tool PMP-4. half-pint mini pump- style portability and dependable inflation on the go.
Built by Park Tool USA, the Park Tool PMP-4. half-pint mini design balances small size with practical pumping power. It features an aluminum barrel for durability, a soft-touch dual-density flip-out handle for a more comfortable grip, and a locking head that stays secure while inflating. Maximum pressure is rated to 90 psi / 6 bar, with an overall length of 10.5 inches (265 mm) and weight of approximately 130 g (4.6 oz.). This is a genuine Park Tool pump rather than a generic aftermarket substitute, and installation is simple with basic hand tools using the included frame-mount hardware.
Compact, durable, and easy to carry, this is an OEM-quality replacement mini pump that ships same day from our warehouse.



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