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Trail-Smart Inflation Whenever You Need It

Meet the Park Tool PMP-4.2, a minimalist yet powerful companion designed to keep you rolling smoothly. Whether you're tackling rugged trails or touring open roads, this pump strikes the perfect balance between portability and pumping power.


Key Features

  • Ultra-Portable, Trail-Ready Design
    Weighing just 130 g (4.6 oz) and measuring 265 mm (10.5"), the PMP-4.2 is compact enough to stash in a backpack or mount cleanly to your framewithout compromising pumping capability.

  • Durable All-Aluminium Barrel
    Built to last and smooth to operate, the aluminium body withstands rough use while offering reliable, long-term performance.

  • Dual-Valve Head
    Compatible with both Presta and Schrader valveswhen you need to swap valves, simply flip out the head to shift washers.

  • Flip-Out T-Handle for Control
    The tapered soft-touch T-handle folds into the body for compact storage and provides solid grip and turning power when inflated on the trail.

  • Trail-Mountable Bracket Included
    Comes with a neat underbottle-cage bracket and rubber strap for secure mounting to your frameensuring your pump travels where you do.

  • Impressive Pressure Capacity
    Capable of pumping up to 90 psi (6 bar)enough to quickly refill typical road or hybrid tires.


Specifications at a Glance

Specification Details
Weight ~130 g (4.6 oz)
Length 265 mm (10.5")
Max Pressure 90 psi / 6 bar
Valve Types Presta & Schrader
Materials All-aluminium barrel
Mounting Under bottle cage bracket

Why Cyclesy Riders Trust It

  • Perfect Balance: Lightweight and compact, yet powerful enough for real trail use.

  • Reliable Construction: All-aluminium body ensures durability and long life.

  • Trail-Ready Fit: Never get caught without inflation power againmount it like a second bottle.

  • Works for Everyone: Handles both Presta and Schrader valvesideal for ride parties with mixed setups.


Park Tool PMP-4.2 Mini Hand Pumpyour go-to trail tool for dependable inflation whenever and wherever you ride.